Home / 3,671.25-5,064.28-2,490.27

Finding the Fourth Proportional to 3,671.25, 5,064.28 and 2,490.27

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Solution

The fourth proportional to 3,671.25, 5,064.28 and 2,490.27 is: 3,435.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,671.25 : 5,064.28 = 2,490.27 : x
  2. Step 2: Convert to fraction form
    3,671.25/5,064.28 = 2,490.27/x
  3. Step 3: Cross multiply
    3,671.25x = 5,064.28 × 2,490.27
  4. Step 4: Simplify right side
    3,671.25x = 12,611,424.56
  5. Step 5: Solve for x
    x = 12,611,424.56/3,671.25
  6. Step 6: Final answer
    x = 3,435.19

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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.