Home / 3,115.27-4,670.02-1,166.14

Finding the Fourth Proportional to 3,115.27, 4,670.02 and 1,166.14

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Solution

The fourth proportional to 3,115.27, 4,670.02 and 1,166.14 is: 1,748.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115.27 : 4,670.02 = 1,166.14 : x
  2. Step 2: Convert to fraction form
    3,115.27/4,670.02 = 1,166.14/x
  3. Step 3: Cross multiply
    3,115.27x = 4,670.02 × 1,166.14
  4. Step 4: Simplify right side
    3,115.27x = 5,445,897.12
  5. Step 5: Solve for x
    x = 5,445,897.12/3,115.27
  6. Step 6: Final answer
    x = 1,748.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.