Home / 9,964.65-14,939.28-6,458.16

Finding the Fourth Proportional to 9,964.65, 14,939.28 and 6,458.16

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Solution

The fourth proportional to 9,964.65, 14,939.28 and 6,458.16 is: 9,682.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,964.65 : 14,939.28 = 6,458.16 : x
  2. Step 2: Convert to fraction form
    9,964.65/14,939.28 = 6,458.16/x
  3. Step 3: Cross multiply
    9,964.65x = 14,939.28 × 6,458.16
  4. Step 4: Simplify right side
    9,964.65x = 96,480,260.52
  5. Step 5: Solve for x
    x = 96,480,260.52/9,964.65
  6. Step 6: Final answer
    x = 9,682.25

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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.