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Finding the Fourth Proportional to 3,560.66, 5,340.84 and 1,095.73

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Solution

The fourth proportional to 3,560.66, 5,340.84 and 1,095.73 is: 1,643.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560.66 : 5,340.84 = 1,095.73 : x
  2. Step 2: Convert to fraction form
    3,560.66/5,340.84 = 1,095.73/x
  3. Step 3: Cross multiply
    3,560.66x = 5,340.84 × 1,095.73
  4. Step 4: Simplify right side
    3,560.66x = 5,852,101.15
  5. Step 5: Solve for x
    x = 5,852,101.15/3,560.66
  6. Step 6: Final answer
    x = 1,643.54

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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.