Home / 7,581.36-10,450.71-5,985.12

Finding the Fourth Proportional to 7,581.36, 10,450.71 and 5,985.12

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Solution

The fourth proportional to 7,581.36, 10,450.71 and 5,985.12 is: 8,250.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,581.36 : 10,450.71 = 5,985.12 : x
  2. Step 2: Convert to fraction form
    7,581.36/10,450.71 = 5,985.12/x
  3. Step 3: Cross multiply
    7,581.36x = 10,450.71 × 5,985.12
  4. Step 4: Simplify right side
    7,581.36x = 62,548,753.44
  5. Step 5: Solve for x
    x = 62,548,753.44/7,581.36
  6. Step 6: Final answer
    x = 8,250.33

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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.