Home / 11,570.61-17,356.60-3,251.28

Finding the Fourth Proportional to 11,570.61, 17,356.60 and 3,251.28

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Solution

The fourth proportional to 11,570.61, 17,356.60 and 3,251.28 is: 4,877.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,570.61 : 17,356.60 = 3,251.28 : x
  2. Step 2: Convert to fraction form
    11,570.61/17,356.60 = 3,251.28/x
  3. Step 3: Cross multiply
    11,570.61x = 17,356.60 × 3,251.28
  4. Step 4: Simplify right side
    11,570.61x = 56,431,168.50
  5. Step 5: Solve for x
    x = 56,431,168.50/11,570.61
  6. Step 6: Final answer
    x = 4,877.11

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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.