Home / 5,569.18-8,350.53-2,106.70

Finding the Fourth Proportional to 5,569.18, 8,350.53 and 2,106.70

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Solution

The fourth proportional to 5,569.18, 8,350.53 and 2,106.70 is: 3,158.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,569.18 : 8,350.53 = 2,106.70 : x
  2. Step 2: Convert to fraction form
    5,569.18/8,350.53 = 2,106.70/x
  3. Step 3: Cross multiply
    5,569.18x = 8,350.53 × 2,106.70
  4. Step 4: Simplify right side
    5,569.18x = 17,592,061.55
  5. Step 5: Solve for x
    x = 17,592,061.55/5,569.18
  6. Step 6: Final answer
    x = 3,158.82

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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.