Home / 9,426.20-14,123.10-6,137.60

Finding the Fourth Proportional to 9,426.20, 14,123.10 and 6,137.60

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Solution

The fourth proportional to 9,426.20, 14,123.10 and 6,137.60 is: 9,195.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,426.20 : 14,123.10 = 6,137.60 : x
  2. Step 2: Convert to fraction form
    9,426.20/14,123.10 = 6,137.60/x
  3. Step 3: Cross multiply
    9,426.20x = 14,123.10 × 6,137.60
  4. Step 4: Simplify right side
    9,426.20x = 86,681,938.56
  5. Step 5: Solve for x
    x = 86,681,938.56/9,426.20
  6. Step 6: Final answer
    x = 9,195.85

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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.