Home / 10,427.40-15,641.13-5,232.06

Finding the Fourth Proportional to 10,427.40, 15,641.13 and 5,232.06

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Solution

The fourth proportional to 10,427.40, 15,641.13 and 5,232.06 is: 7,848.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,427.40 : 15,641.13 = 5,232.06 : x
  2. Step 2: Convert to fraction form
    10,427.40/15,641.13 = 5,232.06/x
  3. Step 3: Cross multiply
    10,427.40x = 15,641.13 × 5,232.06
  4. Step 4: Simplify right side
    10,427.40x = 81,835,330.63
  5. Step 5: Solve for x
    x = 81,835,330.63/10,427.40
  6. Step 6: Final answer
    x = 7,848.11

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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.