Home / 3,761.16-5,188.96-2,269.24

Finding the Fourth Proportional to 3,761.16, 5,188.96 and 2,269.24

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Solution

The fourth proportional to 3,761.16, 5,188.96 and 2,269.24 is: 3,130.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,761.16 : 5,188.96 = 2,269.24 : x
  2. Step 2: Convert to fraction form
    3,761.16/5,188.96 = 2,269.24/x
  3. Step 3: Cross multiply
    3,761.16x = 5,188.96 × 2,269.24
  4. Step 4: Simplify right side
    3,761.16x = 11,774,995.59
  5. Step 5: Solve for x
    x = 11,774,995.59/3,761.16
  6. Step 6: Final answer
    x = 3,130.68

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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.