Home / 3,810.38-5,255.36-2,551.04

Finding the Fourth Proportional to 3,810.38, 5,255.36 and 2,551.04

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Solution

The fourth proportional to 3,810.38, 5,255.36 and 2,551.04 is: 3,518.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810.38 : 5,255.36 = 2,551.04 : x
  2. Step 2: Convert to fraction form
    3,810.38/5,255.36 = 2,551.04/x
  3. Step 3: Cross multiply
    3,810.38x = 5,255.36 × 2,551.04
  4. Step 4: Simplify right side
    3,810.38x = 13,406,607.30
  5. Step 5: Solve for x
    x = 13,406,607.30/3,810.38
  6. Step 6: Final answer
    x = 3,518.44

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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.