Home / 7,136.04-10,706.76-2,753.76

Finding the Fourth Proportional to 7,136.04, 10,706.76 and 2,753.76

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Solution

The fourth proportional to 7,136.04, 10,706.76 and 2,753.76 is: 4,131.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136.04 : 10,706.76 = 2,753.76 : x
  2. Step 2: Convert to fraction form
    7,136.04/10,706.76 = 2,753.76/x
  3. Step 3: Cross multiply
    7,136.04x = 10,706.76 × 2,753.76
  4. Step 4: Simplify right side
    7,136.04x = 29,483,847.42
  5. Step 5: Solve for x
    x = 29,483,847.42/7,136.04
  6. Step 6: Final answer
    x = 4,131.68

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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.