Home / 9,006.60-13,488.30-4,384.20

Finding the Fourth Proportional to 9,006.60, 13,488.30 and 4,384.20

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Solution

The fourth proportional to 9,006.60, 13,488.30 and 4,384.20 is: 6,565.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,006.60 : 13,488.30 = 4,384.20 : x
  2. Step 2: Convert to fraction form
    9,006.60/13,488.30 = 4,384.20/x
  3. Step 3: Cross multiply
    9,006.60x = 13,488.30 × 4,384.20
  4. Step 4: Simplify right side
    9,006.60x = 59,135,404.86
  5. Step 5: Solve for x
    x = 59,135,404.86/9,006.60
  6. Step 6: Final answer
    x = 6,565.79

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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.