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Finding the Fourth Proportional to 5,773.15, 7,966.36 and 3,535.66

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Solution

The fourth proportional to 5,773.15, 7,966.36 and 3,535.66 is: 4,878.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,773.15 : 7,966.36 = 3,535.66 : x
  2. Step 2: Convert to fraction form
    5,773.15/7,966.36 = 3,535.66/x
  3. Step 3: Cross multiply
    5,773.15x = 7,966.36 × 3,535.66
  4. Step 4: Simplify right side
    5,773.15x = 28,166,340.40
  5. Step 5: Solve for x
    x = 28,166,340.40/5,773.15
  6. Step 6: Final answer
    x = 4,878.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.