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Finding the Fourth Proportional to 5,569.19, 8,356.16 and 2,447.65

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Solution

The fourth proportional to 5,569.19, 8,356.16 and 2,447.65 is: 3,672.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,569.19 : 8,356.16 = 2,447.65 : x
  2. Step 2: Convert to fraction form
    5,569.19/8,356.16 = 2,447.65/x
  3. Step 3: Cross multiply
    5,569.19x = 8,356.16 × 2,447.65
  4. Step 4: Simplify right side
    5,569.19x = 20,452,971.59
  5. Step 5: Solve for x
    x = 20,452,971.59/5,569.19
  6. Step 6: Final answer
    x = 3,672.52

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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.