Home / 9,398.50-12,963.68-6,045.56

Finding the Fourth Proportional to 9,398.50, 12,963.68 and 6,045.56

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Solution

The fourth proportional to 9,398.50, 12,963.68 and 6,045.56 is: 8,338.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,398.50 : 12,963.68 = 6,045.56 : x
  2. Step 2: Convert to fraction form
    9,398.50/12,963.68 = 6,045.56/x
  3. Step 3: Cross multiply
    9,398.50x = 12,963.68 × 6,045.56
  4. Step 4: Simplify right side
    9,398.50x = 78,372,705.26
  5. Step 5: Solve for x
    x = 78,372,705.26/9,398.50
  6. Step 6: Final answer
    x = 8,338.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.