Home / 6,631.52-9,947.04-1,701.20

Finding the Fourth Proportional to 6,631.52, 9,947.04 and 1,701.20

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Solution

The fourth proportional to 6,631.52, 9,947.04 and 1,701.20 is: 2,551.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631.52 : 9,947.04 = 1,701.20 : x
  2. Step 2: Convert to fraction form
    6,631.52/9,947.04 = 1,701.20/x
  3. Step 3: Cross multiply
    6,631.52x = 9,947.04 × 1,701.20
  4. Step 4: Simplify right side
    6,631.52x = 16,921,904.45
  5. Step 5: Solve for x
    x = 16,921,904.45/6,631.52
  6. Step 6: Final answer
    x = 2,551.74

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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.