Home / 7,142.04-10,711.98-2,525.04

Finding the Fourth Proportional to 7,142.04, 10,711.98 and 2,525.04

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Solution

The fourth proportional to 7,142.04, 10,711.98 and 2,525.04 is: 3,787.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,142.04 : 10,711.98 = 2,525.04 : x
  2. Step 2: Convert to fraction form
    7,142.04/10,711.98 = 2,525.04/x
  3. Step 3: Cross multiply
    7,142.04x = 10,711.98 × 2,525.04
  4. Step 4: Simplify right side
    7,142.04x = 27,048,177.98
  5. Step 5: Solve for x
    x = 27,048,177.98/7,142.04
  6. Step 6: Final answer
    x = 3,787.18

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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.