Home / 9,947.24-14,917.20-2,925.45

Finding the Fourth Proportional to 9,947.24, 14,917.20 and 2,925.45

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Solution

The fourth proportional to 9,947.24, 14,917.20 and 2,925.45 is: 4,387.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,947.24 : 14,917.20 = 2,925.45 : x
  2. Step 2: Convert to fraction form
    9,947.24/14,917.20 = 2,925.45/x
  3. Step 3: Cross multiply
    9,947.24x = 14,917.20 × 2,925.45
  4. Step 4: Simplify right side
    9,947.24x = 43,639,522.74
  5. Step 5: Solve for x
    x = 43,639,522.74/9,947.24
  6. Step 6: Final answer
    x = 4,387.10

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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.