Home / 7,565.20-11,358.60-4,284.70

Finding the Fourth Proportional to 7,565.20, 11,358.60 and 4,284.70

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Solution

The fourth proportional to 7,565.20, 11,358.60 and 4,284.70 is: 6,433.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565.20 : 11,358.60 = 4,284.70 : x
  2. Step 2: Convert to fraction form
    7,565.20/11,358.60 = 4,284.70/x
  3. Step 3: Cross multiply
    7,565.20x = 11,358.60 × 4,284.70
  4. Step 4: Simplify right side
    7,565.20x = 48,668,193.42
  5. Step 5: Solve for x
    x = 48,668,193.42/7,565.20
  6. Step 6: Final answer
    x = 6,433.17

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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.