Home / 10,001.32-15,004.26-3,427.11

Finding the Fourth Proportional to 10,001.32, 15,004.26 and 3,427.11

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Solution

The fourth proportional to 10,001.32, 15,004.26 and 3,427.11 is: 5,141.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,001.32 : 15,004.26 = 3,427.11 : x
  2. Step 2: Convert to fraction form
    10,001.32/15,004.26 = 3,427.11/x
  3. Step 3: Cross multiply
    10,001.32x = 15,004.26 × 3,427.11
  4. Step 4: Simplify right side
    10,001.32x = 51,421,259.13
  5. Step 5: Solve for x
    x = 51,421,259.13/10,001.32
  6. Step 6: Final answer
    x = 5,141.45

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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.