Home / 5,113.02-7,060.14-4,115.10

Finding the Fourth Proportional to 5,113.02, 7,060.14 and 4,115.10

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Solution

The fourth proportional to 5,113.02, 7,060.14 and 4,115.10 is: 5,682.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,113.02 : 7,060.14 = 4,115.10 : x
  2. Step 2: Convert to fraction form
    5,113.02/7,060.14 = 4,115.10/x
  3. Step 3: Cross multiply
    5,113.02x = 7,060.14 × 4,115.10
  4. Step 4: Simplify right side
    5,113.02x = 29,053,182.11
  5. Step 5: Solve for x
    x = 29,053,182.11/5,113.02
  6. Step 6: Final answer
    x = 5,682.20

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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.