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Finding the Fourth Proportional to 5,569.22, 8,353.94 and 2,646.95

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Solution

The fourth proportional to 5,569.22, 8,353.94 and 2,646.95 is: 3,970.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,569.22 : 8,353.94 = 2,646.95 : x
  2. Step 2: Convert to fraction form
    5,569.22/8,353.94 = 2,646.95/x
  3. Step 3: Cross multiply
    5,569.22x = 8,353.94 × 2,646.95
  4. Step 4: Simplify right side
    5,569.22x = 22,112,406.48
  5. Step 5: Solve for x
    x = 22,112,406.48/5,569.22
  6. Step 6: Final answer
    x = 3,970.47

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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.