Home / 3,488.84-5,225.05-2,753.49

Finding the Fourth Proportional to 3,488.84, 5,225.05 and 2,753.49

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Solution

The fourth proportional to 3,488.84, 5,225.05 and 2,753.49 is: 4,123.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.84 : 5,225.05 = 2,753.49 : x
  2. Step 2: Convert to fraction form
    3,488.84/5,225.05 = 2,753.49/x
  3. Step 3: Cross multiply
    3,488.84x = 5,225.05 × 2,753.49
  4. Step 4: Simplify right side
    3,488.84x = 14,387,109.16
  5. Step 5: Solve for x
    x = 14,387,109.16/3,488.84
  6. Step 6: Final answer
    x = 4,123.76

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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.