Home / 7,647.92-11,478.38-3,034.16

Finding the Fourth Proportional to 7,647.92, 11,478.38 and 3,034.16

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Solution

The fourth proportional to 7,647.92, 11,478.38 and 3,034.16 is: 4,553.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,647.92 : 11,478.38 = 3,034.16 : x
  2. Step 2: Convert to fraction form
    7,647.92/11,478.38 = 3,034.16/x
  3. Step 3: Cross multiply
    7,647.92x = 11,478.38 × 3,034.16
  4. Step 4: Simplify right side
    7,647.92x = 34,827,241.46
  5. Step 5: Solve for x
    x = 34,827,241.46/7,647.92
  6. Step 6: Final answer
    x = 4,553.82

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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.