Home / 9,670.52-14,503.12-3,429.70

Finding the Fourth Proportional to 9,670.52, 14,503.12 and 3,429.70

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Solution

The fourth proportional to 9,670.52, 14,503.12 and 3,429.70 is: 5,143.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,670.52 : 14,503.12 = 3,429.70 : x
  2. Step 2: Convert to fraction form
    9,670.52/14,503.12 = 3,429.70/x
  3. Step 3: Cross multiply
    9,670.52x = 14,503.12 × 3,429.70
  4. Step 4: Simplify right side
    9,670.52x = 49,741,350.66
  5. Step 5: Solve for x
    x = 49,741,350.66/9,670.52
  6. Step 6: Final answer
    x = 5,143.61

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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.