Home / 10,427.54-15,655.01-6,218.51

Finding the Fourth Proportional to 10,427.54, 15,655.01 and 6,218.51

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Solution

The fourth proportional to 10,427.54, 15,655.01 and 6,218.51 is: 9,335.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,427.54 : 15,655.01 = 6,218.51 : x
  2. Step 2: Convert to fraction form
    10,427.54/15,655.01 = 6,218.51/x
  3. Step 3: Cross multiply
    10,427.54x = 15,655.01 × 6,218.51
  4. Step 4: Simplify right side
    10,427.54x = 97,350,726.87
  5. Step 5: Solve for x
    x = 97,350,726.87/10,427.54
  6. Step 6: Final answer
    x = 9,335.93

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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.