Home / 9,487.32-14,229.15-2,911.74

Finding the Fourth Proportional to 9,487.32, 14,229.15 and 2,911.74

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Solution

The fourth proportional to 9,487.32, 14,229.15 and 2,911.74 is: 4,367.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,487.32 : 14,229.15 = 2,911.74 : x
  2. Step 2: Convert to fraction form
    9,487.32/14,229.15 = 2,911.74/x
  3. Step 3: Cross multiply
    9,487.32x = 14,229.15 × 2,911.74
  4. Step 4: Simplify right side
    9,487.32x = 41,431,585.22
  5. Step 5: Solve for x
    x = 41,431,585.22/9,487.32
  6. Step 6: Final answer
    x = 4,367.05

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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.