Home / 5,696.12-8,538.33-3,617.66

Finding the Fourth Proportional to 5,696.12, 8,538.33 and 3,617.66

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Solution

The fourth proportional to 5,696.12, 8,538.33 and 3,617.66 is: 5,422.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,696.12 : 8,538.33 = 3,617.66 : x
  2. Step 2: Convert to fraction form
    5,696.12/8,538.33 = 3,617.66/x
  3. Step 3: Cross multiply
    5,696.12x = 8,538.33 × 3,617.66
  4. Step 4: Simplify right side
    5,696.12x = 30,888,774.91
  5. Step 5: Solve for x
    x = 30,888,774.91/5,696.12
  6. Step 6: Final answer
    x = 5,422.77

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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.