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Finding the Fourth Proportional to 9,167.40, 13,748.40 and 2,594.16

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Solution

The fourth proportional to 9,167.40, 13,748.40 and 2,594.16 is: 3,890.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,167.40 : 13,748.40 = 2,594.16 : x
  2. Step 2: Convert to fraction form
    9,167.40/13,748.40 = 2,594.16/x
  3. Step 3: Cross multiply
    9,167.40x = 13,748.40 × 2,594.16
  4. Step 4: Simplify right side
    9,167.40x = 35,665,549.34
  5. Step 5: Solve for x
    x = 35,665,549.34/9,167.40
  6. Step 6: Final answer
    x = 3,890.48

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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.