Home / 5,711.05-8,566.58-3,515.17

Finding the Fourth Proportional to 5,711.05, 8,566.58 and 3,515.17

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Solution

The fourth proportional to 5,711.05, 8,566.58 and 3,515.17 is: 5,272.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,711.05 : 8,566.58 = 3,515.17 : x
  2. Step 2: Convert to fraction form
    5,711.05/8,566.58 = 3,515.17/x
  3. Step 3: Cross multiply
    5,711.05x = 8,566.58 × 3,515.17
  4. Step 4: Simplify right side
    5,711.05x = 30,112,985.02
  5. Step 5: Solve for x
    x = 30,112,985.02/5,711.05
  6. Step 6: Final answer
    x = 5,272.76

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Similar ratio
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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.