Home / 6,806.34-9,393.77-4,155.29

Finding the Fourth Proportional to 6,806.34, 9,393.77 and 4,155.29

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Solution

The fourth proportional to 6,806.34, 9,393.77 and 4,155.29 is: 5,734.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,806.34 : 9,393.77 = 4,155.29 : x
  2. Step 2: Convert to fraction form
    6,806.34/9,393.77 = 4,155.29/x
  3. Step 3: Cross multiply
    6,806.34x = 9,393.77 × 4,155.29
  4. Step 4: Simplify right side
    6,806.34x = 39,033,770.80
  5. Step 5: Solve for x
    x = 39,033,770.80/6,806.34
  6. Step 6: Final answer
    x = 5,734.91

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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.