Home / 10,371.24-15,548.20-4,127.36

Finding the Fourth Proportional to 10,371.24, 15,548.20 and 4,127.36

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Solution

The fourth proportional to 10,371.24, 15,548.20 and 4,127.36 is: 6,187.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371.24 : 15,548.20 = 4,127.36 : x
  2. Step 2: Convert to fraction form
    10,371.24/15,548.20 = 4,127.36/x
  3. Step 3: Cross multiply
    10,371.24x = 15,548.20 × 4,127.36
  4. Step 4: Simplify right side
    10,371.24x = 64,173,018.75
  5. Step 5: Solve for x
    x = 64,173,018.75/10,371.24
  6. Step 6: Final answer
    x = 6,187.59

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1.5x scale

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.