Home / 3,588.12-4,951.08-2,015.90

Finding the Fourth Proportional to 3,588.12, 4,951.08 and 2,015.90

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Solution

The fourth proportional to 3,588.12, 4,951.08 and 2,015.90 is: 2,781.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588.12 : 4,951.08 = 2,015.90 : x
  2. Step 2: Convert to fraction form
    3,588.12/4,951.08 = 2,015.90/x
  3. Step 3: Cross multiply
    3,588.12x = 4,951.08 × 2,015.90
  4. Step 4: Simplify right side
    3,588.12x = 9,980,882.17
  5. Step 5: Solve for x
    x = 9,980,882.17/3,588.12
  6. Step 6: Final answer
    x = 2,781.65

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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.