Home / 7,758.76-11,637.60-4,461.52

Finding the Fourth Proportional to 7,758.76, 11,637.60 and 4,461.52

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Solution

The fourth proportional to 7,758.76, 11,637.60 and 4,461.52 is: 6,691.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,758.76 : 11,637.60 = 4,461.52 : x
  2. Step 2: Convert to fraction form
    7,758.76/11,637.60 = 4,461.52/x
  3. Step 3: Cross multiply
    7,758.76x = 11,637.60 × 4,461.52
  4. Step 4: Simplify right side
    7,758.76x = 51,921,385.15
  5. Step 5: Solve for x
    x = 51,921,385.15/7,758.76
  6. Step 6: Final answer
    x = 6,691.97

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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.