Home / 7,132.84-10,701.12-2,748.85

Finding the Fourth Proportional to 7,132.84, 10,701.12 and 2,748.85

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Solution

The fourth proportional to 7,132.84, 10,701.12 and 2,748.85 is: 4,123.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132.84 : 10,701.12 = 2,748.85 : x
  2. Step 2: Convert to fraction form
    7,132.84/10,701.12 = 2,748.85/x
  3. Step 3: Cross multiply
    7,132.84x = 10,701.12 × 2,748.85
  4. Step 4: Simplify right side
    7,132.84x = 29,415,766.84
  5. Step 5: Solve for x
    x = 29,415,766.84/7,132.84
  6. Step 6: Final answer
    x = 4,123.99

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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.