Home / 5,250.24-7,246.32-3,155.04

Finding the Fourth Proportional to 5,250.24, 7,246.32 and 3,155.04

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Solution

The fourth proportional to 5,250.24, 7,246.32 and 3,155.04 is: 4,354.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.24 : 7,246.32 = 3,155.04 : x
  2. Step 2: Convert to fraction form
    5,250.24/7,246.32 = 3,155.04/x
  3. Step 3: Cross multiply
    5,250.24x = 7,246.32 × 3,155.04
  4. Step 4: Simplify right side
    5,250.24x = 22,862,429.45
  5. Step 5: Solve for x
    x = 22,862,429.45/5,250.24
  6. Step 6: Final answer
    x = 4,354.55

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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.