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Finding the Fourth Proportional to 9,168.47, 13,750.00 and 3,903.42

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Solution

The fourth proportional to 9,168.47, 13,750.00 and 3,903.42 is: 5,853.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,168.47 : 13,750.00 = 3,903.42 : x
  2. Step 2: Convert to fraction form
    9,168.47/13,750.00 = 3,903.42/x
  3. Step 3: Cross multiply
    9,168.47x = 13,750.00 × 3,903.42
  4. Step 4: Simplify right side
    9,168.47x = 53,671,972.75
  5. Step 5: Solve for x
    x = 53,671,972.75/9,168.47
  6. Step 6: Final answer
    x = 5,853.98

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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.