Home / 4,658.60-6,988.92-1,539.32

Finding the Fourth Proportional to 4,658.60, 6,988.92 and 1,539.32

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Solution

The fourth proportional to 4,658.60, 6,988.92 and 1,539.32 is: 2,309.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,658.60 : 6,988.92 = 1,539.32 : x
  2. Step 2: Convert to fraction form
    4,658.60/6,988.92 = 1,539.32/x
  3. Step 3: Cross multiply
    4,658.60x = 6,988.92 × 1,539.32
  4. Step 4: Simplify right side
    4,658.60x = 10,758,184.33
  5. Step 5: Solve for x
    x = 10,758,184.33/4,658.60
  6. Step 6: Final answer
    x = 2,309.32

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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.