Home / 10,273.36-14,182.68-7,910.32

Finding the Fourth Proportional to 10,273.36, 14,182.68 and 7,910.32

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Solution

The fourth proportional to 10,273.36, 14,182.68 and 7,910.32 is: 10,920.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,273.36 : 14,182.68 = 7,910.32 : x
  2. Step 2: Convert to fraction form
    10,273.36/14,182.68 = 7,910.32/x
  3. Step 3: Cross multiply
    10,273.36x = 14,182.68 × 7,910.32
  4. Step 4: Simplify right side
    10,273.36x = 112,189,537.26
  5. Step 5: Solve for x
    x = 112,189,537.26/10,273.36
  6. Step 6: Final answer
    x = 10,920.43

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.