Home / 7,387.02-10,195.17-4,872.99

Finding the Fourth Proportional to 7,387.02, 10,195.17 and 4,872.99

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Solution

The fourth proportional to 7,387.02, 10,195.17 and 4,872.99 is: 6,725.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.02 : 10,195.17 = 4,872.99 : x
  2. Step 2: Convert to fraction form
    7,387.02/10,195.17 = 4,872.99/x
  3. Step 3: Cross multiply
    7,387.02x = 10,195.17 × 4,872.99
  4. Step 4: Simplify right side
    7,387.02x = 49,680,961.46
  5. Step 5: Solve for x
    x = 49,680,961.46/7,387.02
  6. Step 6: Final answer
    x = 6,725.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.