Home / 9,845.52-14,769.08-2,920

Finding the Fourth Proportional to 9,845.52, 14,769.08 and 2,920

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Solution

The fourth proportional to 9,845.52, 14,769.08 and 2,920 is: 4,380.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,845.52 : 14,769.08 = 2,920 : x
  2. Step 2: Convert to fraction form
    9,845.52/14,769.08 = 2,920/x
  3. Step 3: Cross multiply
    9,845.52x = 14,769.08 × 2,920
  4. Step 4: Simplify right side
    9,845.52x = 43,125,713.60
  5. Step 5: Solve for x
    x = 43,125,713.60/9,845.52
  6. Step 6: Final answer
    x = 4,380.24

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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.