Home / 10,001.12-14,999.04-2,979.24

Finding the Fourth Proportional to 10,001.12, 14,999.04 and 2,979.24

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Solution

The fourth proportional to 10,001.12, 14,999.04 and 2,979.24 is: 4,468.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,001.12 : 14,999.04 = 2,979.24 : x
  2. Step 2: Convert to fraction form
    10,001.12/14,999.04 = 2,979.24/x
  3. Step 3: Cross multiply
    10,001.12x = 14,999.04 × 2,979.24
  4. Step 4: Simplify right side
    10,001.12x = 44,685,739.93
  5. Step 5: Solve for x
    x = 44,685,739.93/10,001.12
  6. Step 6: Final answer
    x = 4,468.07

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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.