Home / 5,669.06-7,821.51-3,310.70

Finding the Fourth Proportional to 5,669.06, 7,821.51 and 3,310.70

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Solution

The fourth proportional to 5,669.06, 7,821.51 and 3,310.70 is: 4,567.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669.06 : 7,821.51 = 3,310.70 : x
  2. Step 2: Convert to fraction form
    5,669.06/7,821.51 = 3,310.70/x
  3. Step 3: Cross multiply
    5,669.06x = 7,821.51 × 3,310.70
  4. Step 4: Simplify right side
    5,669.06x = 25,894,673.16
  5. Step 5: Solve for x
    x = 25,894,673.16/5,669.06
  6. Step 6: Final answer
    x = 4,567.72

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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.