Home / 5,527.92-7,639.44-4,531.60

Finding the Fourth Proportional to 5,527.92, 7,639.44 and 4,531.60

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Solution

The fourth proportional to 5,527.92, 7,639.44 and 4,531.60 is: 6,262.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.92 : 7,639.44 = 4,531.60 : x
  2. Step 2: Convert to fraction form
    5,527.92/7,639.44 = 4,531.60/x
  3. Step 3: Cross multiply
    5,527.92x = 7,639.44 × 4,531.60
  4. Step 4: Simplify right side
    5,527.92x = 34,618,886.30
  5. Step 5: Solve for x
    x = 34,618,886.30/5,527.92
  6. Step 6: Final answer
    x = 6,262.55

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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.