Home / 10,761.50-14,851.68-6,570.56

Finding the Fourth Proportional to 10,761.50, 14,851.68 and 6,570.56

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Solution

The fourth proportional to 10,761.50, 14,851.68 and 6,570.56 is: 9,067.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,761.50 : 14,851.68 = 6,570.56 : x
  2. Step 2: Convert to fraction form
    10,761.50/14,851.68 = 6,570.56/x
  3. Step 3: Cross multiply
    10,761.50x = 14,851.68 × 6,570.56
  4. Step 4: Simplify right side
    10,761.50x = 97,583,854.54
  5. Step 5: Solve for x
    x = 97,583,854.54/10,761.50
  6. Step 6: Final answer
    x = 9,067.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.