Home / 10,076.28-15,131.40-6,572.22

Finding the Fourth Proportional to 10,076.28, 15,131.40 and 6,572.22

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Solution

The fourth proportional to 10,076.28, 15,131.40 and 6,572.22 is: 9,869.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,076.28 : 15,131.40 = 6,572.22 : x
  2. Step 2: Convert to fraction form
    10,076.28/15,131.40 = 6,572.22/x
  3. Step 3: Cross multiply
    10,076.28x = 15,131.40 × 6,572.22
  4. Step 4: Simplify right side
    10,076.28x = 99,446,889.71
  5. Step 5: Solve for x
    x = 99,446,889.71/10,076.28
  6. Step 6: Final answer
    x = 9,869.41

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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.