Home / 3,895.26-5,376.48-2,570.91

Finding the Fourth Proportional to 3,895.26, 5,376.48 and 2,570.91

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Solution

The fourth proportional to 3,895.26, 5,376.48 and 2,570.91 is: 3,548.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895.26 : 5,376.48 = 2,570.91 : x
  2. Step 2: Convert to fraction form
    3,895.26/5,376.48 = 2,570.91/x
  3. Step 3: Cross multiply
    3,895.26x = 5,376.48 × 2,570.91
  4. Step 4: Simplify right side
    3,895.26x = 13,822,446.20
  5. Step 5: Solve for x
    x = 13,822,446.20/3,895.26
  6. Step 6: Final answer
    x = 3,548.53

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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.