Home / 2,657.59-4,006.29-2,479.19

Finding the Fourth Proportional to 2,657.59, 4,006.29 and 2,479.19

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Solution

The fourth proportional to 2,657.59, 4,006.29 and 2,479.19 is: 3,737.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657.59 : 4,006.29 = 2,479.19 : x
  2. Step 2: Convert to fraction form
    2,657.59/4,006.29 = 2,479.19/x
  3. Step 3: Cross multiply
    2,657.59x = 4,006.29 × 2,479.19
  4. Step 4: Simplify right side
    2,657.59x = 9,932,329.43
  5. Step 5: Solve for x
    x = 9,932,329.43/2,657.59
  6. Step 6: Final answer
    x = 3,737.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.