Home / 3,617.67-5,426.91-1,151.92

Finding the Fourth Proportional to 3,617.67, 5,426.91 and 1,151.92

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Solution

The fourth proportional to 3,617.67, 5,426.91 and 1,151.92 is: 1,728.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.67 : 5,426.91 = 1,151.92 : x
  2. Step 2: Convert to fraction form
    3,617.67/5,426.91 = 1,151.92/x
  3. Step 3: Cross multiply
    3,617.67x = 5,426.91 × 1,151.92
  4. Step 4: Simplify right side
    3,617.67x = 6,251,352.60
  5. Step 5: Solve for x
    x = 6,251,352.60/3,617.67
  6. Step 6: Final answer
    x = 1,728.00

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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.