Home / 3,500.16-5,250.72-1,191.36

Finding the Fourth Proportional to 3,500.16, 5,250.72 and 1,191.36

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Solution

The fourth proportional to 3,500.16, 5,250.72 and 1,191.36 is: 1,787.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.16 : 5,250.72 = 1,191.36 : x
  2. Step 2: Convert to fraction form
    3,500.16/5,250.72 = 1,191.36/x
  3. Step 3: Cross multiply
    3,500.16x = 5,250.72 × 1,191.36
  4. Step 4: Simplify right side
    3,500.16x = 6,255,497.78
  5. Step 5: Solve for x
    x = 6,255,497.78/3,500.16
  6. Step 6: Final answer
    x = 1,787.20

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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.