Home / 9,964.20-14,946.30-5,356.20

Finding the Fourth Proportional to 9,964.20, 14,946.30 and 5,356.20

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Solution

The fourth proportional to 9,964.20, 14,946.30 and 5,356.20 is: 8,034.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,964.20 : 14,946.30 = 5,356.20 : x
  2. Step 2: Convert to fraction form
    9,964.20/14,946.30 = 5,356.20/x
  3. Step 3: Cross multiply
    9,964.20x = 14,946.30 × 5,356.20
  4. Step 4: Simplify right side
    9,964.20x = 80,055,372.06
  5. Step 5: Solve for x
    x = 80,055,372.06/9,964.20
  6. Step 6: Final answer
    x = 8,034.30

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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.