Home / 4,615.38-6,921.36-1,841.22

Finding the Fourth Proportional to 4,615.38, 6,921.36 and 1,841.22

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Solution

The fourth proportional to 4,615.38, 6,921.36 and 1,841.22 is: 2,761.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,615.38 : 6,921.36 = 1,841.22 : x
  2. Step 2: Convert to fraction form
    4,615.38/6,921.36 = 1,841.22/x
  3. Step 3: Cross multiply
    4,615.38x = 6,921.36 × 1,841.22
  4. Step 4: Simplify right side
    4,615.38x = 12,743,737.25
  5. Step 5: Solve for x
    x = 12,743,737.25/4,615.38
  6. Step 6: Final answer
    x = 2,761.15

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1.5x scale

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.