Home / 11,570.80-17,356.87-3,251.46

Finding the Fourth Proportional to 11,570.80, 17,356.87 and 3,251.46

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Solution

The fourth proportional to 11,570.80, 17,356.87 and 3,251.46 is: 4,877.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,570.80 : 17,356.87 = 3,251.46 : x
  2. Step 2: Convert to fraction form
    11,570.80/17,356.87 = 3,251.46/x
  3. Step 3: Cross multiply
    11,570.80x = 17,356.87 × 3,251.46
  4. Step 4: Simplify right side
    11,570.80x = 56,435,168.53
  5. Step 5: Solve for x
    x = 56,435,168.53/11,570.80
  6. Step 6: Final answer
    x = 4,877.38

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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.