Home / 6,763.95-9,337.13-4,112.21

Finding the Fourth Proportional to 6,763.95, 9,337.13 and 4,112.21

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Solution

The fourth proportional to 6,763.95, 9,337.13 and 4,112.21 is: 5,676.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,763.95 : 9,337.13 = 4,112.21 : x
  2. Step 2: Convert to fraction form
    6,763.95/9,337.13 = 4,112.21/x
  3. Step 3: Cross multiply
    6,763.95x = 9,337.13 × 4,112.21
  4. Step 4: Simplify right side
    6,763.95x = 38,396,172.11
  5. Step 5: Solve for x
    x = 38,396,172.11/6,763.95
  6. Step 6: Final answer
    x = 5,676.59

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Double scale
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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.