Home / 3,752.16-5,628.33-1,155.12

Finding the Fourth Proportional to 3,752.16, 5,628.33 and 1,155.12

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Solution

The fourth proportional to 3,752.16, 5,628.33 and 1,155.12 is: 1,732.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,752.16 : 5,628.33 = 1,155.12 : x
  2. Step 2: Convert to fraction form
    3,752.16/5,628.33 = 1,155.12/x
  3. Step 3: Cross multiply
    3,752.16x = 5,628.33 × 1,155.12
  4. Step 4: Simplify right side
    3,752.16x = 6,501,396.55
  5. Step 5: Solve for x
    x = 6,501,396.55/3,752.16
  6. Step 6: Final answer
    x = 1,732.71

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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.