Home / 4,366.29-6,515.89-3,899.19

Finding the Fourth Proportional to 4,366.29, 6,515.89 and 3,899.19

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Solution

The fourth proportional to 4,366.29, 6,515.89 and 3,899.19 is: 5,818.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,366.29 : 6,515.89 = 3,899.19 : x
  2. Step 2: Convert to fraction form
    4,366.29/6,515.89 = 3,899.19/x
  3. Step 3: Cross multiply
    4,366.29x = 6,515.89 × 3,899.19
  4. Step 4: Simplify right side
    4,366.29x = 25,406,693.13
  5. Step 5: Solve for x
    x = 25,406,693.13/4,366.29
  6. Step 6: Final answer
    x = 5,818.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.