Home / 5,285.28-7,294.59-3,046.76

Finding the Fourth Proportional to 5,285.28, 7,294.59 and 3,046.76

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Solution

The fourth proportional to 5,285.28, 7,294.59 and 3,046.76 is: 4,205.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.28 : 7,294.59 = 3,046.76 : x
  2. Step 2: Convert to fraction form
    5,285.28/7,294.59 = 3,046.76/x
  3. Step 3: Cross multiply
    5,285.28x = 7,294.59 × 3,046.76
  4. Step 4: Simplify right side
    5,285.28x = 22,224,828.56
  5. Step 5: Solve for x
    x = 22,224,828.56/5,285.28
  6. Step 6: Final answer
    x = 4,205.04

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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.