Home / 5,516.68-7,612.50-4,471.24

Finding the Fourth Proportional to 5,516.68, 7,612.50 and 4,471.24

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Solution

The fourth proportional to 5,516.68, 7,612.50 and 4,471.24 is: 6,169.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.68 : 7,612.50 = 4,471.24 : x
  2. Step 2: Convert to fraction form
    5,516.68/7,612.50 = 4,471.24/x
  3. Step 3: Cross multiply
    5,516.68x = 7,612.50 × 4,471.24
  4. Step 4: Simplify right side
    5,516.68x = 34,037,314.50
  5. Step 5: Solve for x
    x = 34,037,314.50/5,516.68
  6. Step 6: Final answer
    x = 6,169.89

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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.