Home / 10,242.64-15,354.80-4,001.19

Finding the Fourth Proportional to 10,242.64, 15,354.80 and 4,001.19

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Solution

The fourth proportional to 10,242.64, 15,354.80 and 4,001.19 is: 5,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,242.64 : 15,354.80 = 4,001.19 : x
  2. Step 2: Convert to fraction form
    10,242.64/15,354.80 = 4,001.19/x
  3. Step 3: Cross multiply
    10,242.64x = 15,354.80 × 4,001.19
  4. Step 4: Simplify right side
    10,242.64x = 61,437,409.63
  5. Step 5: Solve for x
    x = 61,437,409.63/10,242.64
  6. Step 6: Final answer
    x = 5,998.20

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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.