Home / 5,403.97-8,095.11-2,478.25

Finding the Fourth Proportional to 5,403.97, 8,095.11 and 2,478.25

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Solution

The fourth proportional to 5,403.97, 8,095.11 and 2,478.25 is: 3,712.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403.97 : 8,095.11 = 2,478.25 : x
  2. Step 2: Convert to fraction form
    5,403.97/8,095.11 = 2,478.25/x
  3. Step 3: Cross multiply
    5,403.97x = 8,095.11 × 2,478.25
  4. Step 4: Simplify right side
    5,403.97x = 20,061,706.36
  5. Step 5: Solve for x
    x = 20,061,706.36/5,403.97
  6. Step 6: Final answer
    x = 3,712.40

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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.