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Finding the Fourth Proportional to 9,367.10, 14,050.65 and 8,565.20

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Solution

The fourth proportional to 9,367.10, 14,050.65 and 8,565.20 is: 12,847.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,367.10 : 14,050.65 = 8,565.20 : x
  2. Step 2: Convert to fraction form
    9,367.10/14,050.65 = 8,565.20/x
  3. Step 3: Cross multiply
    9,367.10x = 14,050.65 × 8,565.20
  4. Step 4: Simplify right side
    9,367.10x = 120,346,627.38
  5. Step 5: Solve for x
    x = 120,346,627.38/9,367.10
  6. Step 6: Final answer
    x = 12,847.80

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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.