Home / 3,767.40-5,612.27-3,652.65

Finding the Fourth Proportional to 3,767.40, 5,612.27 and 3,652.65

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Solution

The fourth proportional to 3,767.40, 5,612.27 and 3,652.65 is: 5,441.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767.40 : 5,612.27 = 3,652.65 : x
  2. Step 2: Convert to fraction form
    3,767.40/5,612.27 = 3,652.65/x
  3. Step 3: Cross multiply
    3,767.40x = 5,612.27 × 3,652.65
  4. Step 4: Simplify right side
    3,767.40x = 20,499,639.75
  5. Step 5: Solve for x
    x = 20,499,639.75/3,767.40
  6. Step 6: Final answer
    x = 5,441.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.