Home / 3,790.28-5,230.72-2,373.52

Finding the Fourth Proportional to 3,790.28, 5,230.72 and 2,373.52

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Solution

The fourth proportional to 3,790.28, 5,230.72 and 2,373.52 is: 3,275.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.28 : 5,230.72 = 2,373.52 : x
  2. Step 2: Convert to fraction form
    3,790.28/5,230.72 = 2,373.52/x
  3. Step 3: Cross multiply
    3,790.28x = 5,230.72 × 2,373.52
  4. Step 4: Simplify right side
    3,790.28x = 12,415,218.53
  5. Step 5: Solve for x
    x = 12,415,218.53/3,790.28
  6. Step 6: Final answer
    x = 3,275.54

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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.