Home / 9,423.12-14,136.78-3,182.90

Finding the Fourth Proportional to 9,423.12, 14,136.78 and 3,182.90

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Solution

The fourth proportional to 9,423.12, 14,136.78 and 3,182.90 is: 4,775.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,423.12 : 14,136.78 = 3,182.90 : x
  2. Step 2: Convert to fraction form
    9,423.12/14,136.78 = 3,182.90/x
  3. Step 3: Cross multiply
    9,423.12x = 14,136.78 × 3,182.90
  4. Step 4: Simplify right side
    9,423.12x = 44,995,957.06
  5. Step 5: Solve for x
    x = 44,995,957.06/9,423.12
  6. Step 6: Final answer
    x = 4,775.06

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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.