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Finding the Fourth Proportional to 5,920.75, 8,881.13 and 2,025.46

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Solution

The fourth proportional to 5,920.75, 8,881.13 and 2,025.46 is: 3,038.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920.75 : 8,881.13 = 2,025.46 : x
  2. Step 2: Convert to fraction form
    5,920.75/8,881.13 = 2,025.46/x
  3. Step 3: Cross multiply
    5,920.75x = 8,881.13 × 2,025.46
  4. Step 4: Simplify right side
    5,920.75x = 17,988,373.57
  5. Step 5: Solve for x
    x = 17,988,373.57/5,920.75
  6. Step 6: Final answer
    x = 3,038.19

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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.