Home / 7,423.11-11,136.02-3,727.89

Finding the Fourth Proportional to 7,423.11, 11,136.02 and 3,727.89

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Solution

The fourth proportional to 7,423.11, 11,136.02 and 3,727.89 is: 5,592.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423.11 : 11,136.02 = 3,727.89 : x
  2. Step 2: Convert to fraction form
    7,423.11/11,136.02 = 3,727.89/x
  3. Step 3: Cross multiply
    7,423.11x = 11,136.02 × 3,727.89
  4. Step 4: Simplify right side
    7,423.11x = 41,513,838.96
  5. Step 5: Solve for x
    x = 41,513,838.96/7,423.11
  6. Step 6: Final answer
    x = 5,592.51

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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.