Home / 3,792.30-5,689.03-1,326.93

Finding the Fourth Proportional to 3,792.30, 5,689.03 and 1,326.93

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Solution

The fourth proportional to 3,792.30, 5,689.03 and 1,326.93 is: 1,990.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792.30 : 5,689.03 = 1,326.93 : x
  2. Step 2: Convert to fraction form
    3,792.30/5,689.03 = 1,326.93/x
  3. Step 3: Cross multiply
    3,792.30x = 5,689.03 × 1,326.93
  4. Step 4: Simplify right side
    3,792.30x = 7,548,953.48
  5. Step 5: Solve for x
    x = 7,548,953.48/3,792.30
  6. Step 6: Final answer
    x = 1,990.60

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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.