Home / 7,565.01-10,438.17-4,420.59

Finding the Fourth Proportional to 7,565.01, 10,438.17 and 4,420.59

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Solution

The fourth proportional to 7,565.01, 10,438.17 and 4,420.59 is: 6,099.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565.01 : 10,438.17 = 4,420.59 : x
  2. Step 2: Convert to fraction form
    7,565.01/10,438.17 = 4,420.59/x
  3. Step 3: Cross multiply
    7,565.01x = 10,438.17 × 4,420.59
  4. Step 4: Simplify right side
    7,565.01x = 46,142,869.92
  5. Step 5: Solve for x
    x = 46,142,869.92/7,565.01
  6. Step 6: Final answer
    x = 6,099.51

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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.