Home / 7,144.92-10,699.02-4,672.53

Finding the Fourth Proportional to 7,144.92, 10,699.02 and 4,672.53

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Solution

The fourth proportional to 7,144.92, 10,699.02 and 4,672.53 is: 6,996.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,144.92 : 10,699.02 = 4,672.53 : x
  2. Step 2: Convert to fraction form
    7,144.92/10,699.02 = 4,672.53/x
  3. Step 3: Cross multiply
    7,144.92x = 10,699.02 × 4,672.53
  4. Step 4: Simplify right side
    7,144.92x = 49,991,491.92
  5. Step 5: Solve for x
    x = 49,991,491.92/7,144.92
  6. Step 6: Final answer
    x = 6,996.79

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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.