Home / 5,588.42-7,711.72-3,070.85

Finding the Fourth Proportional to 5,588.42, 7,711.72 and 3,070.85

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Solution

The fourth proportional to 5,588.42, 7,711.72 and 3,070.85 is: 4,237.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,588.42 : 7,711.72 = 3,070.85 : x
  2. Step 2: Convert to fraction form
    5,588.42/7,711.72 = 3,070.85/x
  3. Step 3: Cross multiply
    5,588.42x = 7,711.72 × 3,070.85
  4. Step 4: Simplify right side
    5,588.42x = 23,681,489.13
  5. Step 5: Solve for x
    x = 23,681,489.13/5,588.42
  6. Step 6: Final answer
    x = 4,237.60

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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.