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Finding the Fourth Proportional to 5,569.96, 8,360.64 and 4,350.88

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Solution

The fourth proportional to 5,569.96, 8,360.64 and 4,350.88 is: 6,530.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,569.96 : 8,360.64 = 4,350.88 : x
  2. Step 2: Convert to fraction form
    5,569.96/8,360.64 = 4,350.88/x
  3. Step 3: Cross multiply
    5,569.96x = 8,360.64 × 4,350.88
  4. Step 4: Simplify right side
    5,569.96x = 36,376,141.36
  5. Step 5: Solve for x
    x = 36,376,141.36/5,569.96
  6. Step 6: Final answer
    x = 6,530.77

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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.