Home / 5,569.98-7,685.55-3,211.26

Finding the Fourth Proportional to 5,569.98, 7,685.55 and 3,211.26

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Solution

The fourth proportional to 5,569.98, 7,685.55 and 3,211.26 is: 4,430.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,569.98 : 7,685.55 = 3,211.26 : x
  2. Step 2: Convert to fraction form
    5,569.98/7,685.55 = 3,211.26/x
  3. Step 3: Cross multiply
    5,569.98x = 7,685.55 × 3,211.26
  4. Step 4: Simplify right side
    5,569.98x = 24,680,299.29
  5. Step 5: Solve for x
    x = 24,680,299.29/5,569.98
  6. Step 6: Final answer
    x = 4,430.95

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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.