Home / 9,156.67-13,710.30-4,764.90

Finding the Fourth Proportional to 9,156.67, 13,710.30 and 4,764.90

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Solution

The fourth proportional to 9,156.67, 13,710.30 and 4,764.90 is: 7,134.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,156.67 : 13,710.30 = 4,764.90 : x
  2. Step 2: Convert to fraction form
    9,156.67/13,710.30 = 4,764.90/x
  3. Step 3: Cross multiply
    9,156.67x = 13,710.30 × 4,764.90
  4. Step 4: Simplify right side
    9,156.67x = 65,328,208.47
  5. Step 5: Solve for x
    x = 65,328,208.47/9,156.67
  6. Step 6: Final answer
    x = 7,134.49

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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.