Home / 5,752.23-7,938.78-3,234.45

Finding the Fourth Proportional to 5,752.23, 7,938.78 and 3,234.45

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Solution

The fourth proportional to 5,752.23, 7,938.78 and 3,234.45 is: 4,463.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,752.23 : 7,938.78 = 3,234.45 : x
  2. Step 2: Convert to fraction form
    5,752.23/7,938.78 = 3,234.45/x
  3. Step 3: Cross multiply
    5,752.23x = 7,938.78 × 3,234.45
  4. Step 4: Simplify right side
    5,752.23x = 25,677,586.97
  5. Step 5: Solve for x
    x = 25,677,586.97/5,752.23
  6. Step 6: Final answer
    x = 4,463.94

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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.