Home / 5,248.61-7,883.85-4,428.49

Finding the Fourth Proportional to 5,248.61, 7,883.85 and 4,428.49

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Solution

The fourth proportional to 5,248.61, 7,883.85 and 4,428.49 is: 6,651.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,248.61 : 7,883.85 = 4,428.49 : x
  2. Step 2: Convert to fraction form
    5,248.61/7,883.85 = 4,428.49/x
  3. Step 3: Cross multiply
    5,248.61x = 7,883.85 × 4,428.49
  4. Step 4: Simplify right side
    5,248.61x = 34,913,550.89
  5. Step 5: Solve for x
    x = 34,913,550.89/5,248.61
  6. Step 6: Final answer
    x = 6,651.96

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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.