Home / 4,747.49-6,549.05-3,153.71

Finding the Fourth Proportional to 4,747.49, 6,549.05 and 3,153.71

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Solution

The fourth proportional to 4,747.49, 6,549.05 and 3,153.71 is: 4,350.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.49 : 6,549.05 = 3,153.71 : x
  2. Step 2: Convert to fraction form
    4,747.49/6,549.05 = 3,153.71/x
  3. Step 3: Cross multiply
    4,747.49x = 6,549.05 × 3,153.71
  4. Step 4: Simplify right side
    4,747.49x = 20,653,755.96
  5. Step 5: Solve for x
    x = 20,653,755.96/4,747.49
  6. Step 6: Final answer
    x = 4,350.46

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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.