Home / 3,792.20-5,689.06-1,160.08

Finding the Fourth Proportional to 3,792.20, 5,689.06 and 1,160.08

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Solution

The fourth proportional to 3,792.20, 5,689.06 and 1,160.08 is: 1,740.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792.20 : 5,689.06 = 1,160.08 : x
  2. Step 2: Convert to fraction form
    3,792.20/5,689.06 = 1,160.08/x
  3. Step 3: Cross multiply
    3,792.20x = 5,689.06 × 1,160.08
  4. Step 4: Simplify right side
    3,792.20x = 6,599,747.60
  5. Step 5: Solve for x
    x = 6,599,747.60/3,792.20
  6. Step 6: Final answer
    x = 1,740.35

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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.