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Finding the Fourth Proportional to 9,445.46, 14,167.46 and 2,871.68

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Solution

The fourth proportional to 9,445.46, 14,167.46 and 2,871.68 is: 4,307.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,445.46 : 14,167.46 = 2,871.68 : x
  2. Step 2: Convert to fraction form
    9,445.46/14,167.46 = 2,871.68/x
  3. Step 3: Cross multiply
    9,445.46x = 14,167.46 × 2,871.68
  4. Step 4: Simplify right side
    9,445.46x = 40,684,411.53
  5. Step 5: Solve for x
    x = 40,684,411.53/9,445.46
  6. Step 6: Final answer
    x = 4,307.30

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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.