Home / 5,460.15-8,193.20-2,382.15

Finding the Fourth Proportional to 5,460.15, 8,193.20 and 2,382.15

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Solution

The fourth proportional to 5,460.15, 8,193.20 and 2,382.15 is: 3,574.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460.15 : 8,193.20 = 2,382.15 : x
  2. Step 2: Convert to fraction form
    5,460.15/8,193.20 = 2,382.15/x
  3. Step 3: Cross multiply
    5,460.15x = 8,193.20 × 2,382.15
  4. Step 4: Simplify right side
    5,460.15x = 19,517,419.47
  5. Step 5: Solve for x
    x = 19,517,419.47/5,460.15
  6. Step 6: Final answer
    x = 3,574.52

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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.