Home / 9,875.56-14,815.67-2,949.88

Finding the Fourth Proportional to 9,875.56, 14,815.67 and 2,949.88

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Solution

The fourth proportional to 9,875.56, 14,815.67 and 2,949.88 is: 4,425.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,875.56 : 14,815.67 = 2,949.88 : x
  2. Step 2: Convert to fraction form
    9,875.56/14,815.67 = 2,949.88/x
  3. Step 3: Cross multiply
    9,875.56x = 14,815.67 × 2,949.88
  4. Step 4: Simplify right side
    9,875.56x = 43,704,448.62
  5. Step 5: Solve for x
    x = 43,704,448.62/9,875.56
  6. Step 6: Final answer
    x = 4,425.52

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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.