Home / 7,132.90-10,701.30-2,974.85

Finding the Fourth Proportional to 7,132.90, 10,701.30 and 2,974.85

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Solution

The fourth proportional to 7,132.90, 10,701.30 and 2,974.85 is: 4,463.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132.90 : 10,701.30 = 2,974.85 : x
  2. Step 2: Convert to fraction form
    7,132.90/10,701.30 = 2,974.85/x
  3. Step 3: Cross multiply
    7,132.90x = 10,701.30 × 2,974.85
  4. Step 4: Simplify right side
    7,132.90x = 31,834,762.31
  5. Step 5: Solve for x
    x = 31,834,762.31/7,132.90
  6. Step 6: Final answer
    x = 4,463.09

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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.