Home / 9,104.13-12,563.10-5,124.51

Finding the Fourth Proportional to 9,104.13, 12,563.10 and 5,124.51

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Solution

The fourth proportional to 9,104.13, 12,563.10 and 5,124.51 is: 7,071.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,104.13 : 12,563.10 = 5,124.51 : x
  2. Step 2: Convert to fraction form
    9,104.13/12,563.10 = 5,124.51/x
  3. Step 3: Cross multiply
    9,104.13x = 12,563.10 × 5,124.51
  4. Step 4: Simplify right side
    9,104.13x = 64,379,731.58
  5. Step 5: Solve for x
    x = 64,379,731.58/9,104.13
  6. Step 6: Final answer
    x = 7,071.49

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Half scale
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Double scale
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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.