Home / 3,612.48-4,987.22-2,435.15

Finding the Fourth Proportional to 3,612.48, 4,987.22 and 2,435.15

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Solution

The fourth proportional to 3,612.48, 4,987.22 and 2,435.15 is: 3,361.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612.48 : 4,987.22 = 2,435.15 : x
  2. Step 2: Convert to fraction form
    3,612.48/4,987.22 = 2,435.15/x
  3. Step 3: Cross multiply
    3,612.48x = 4,987.22 × 2,435.15
  4. Step 4: Simplify right side
    3,612.48x = 12,144,591.67
  5. Step 5: Solve for x
    x = 12,144,591.67/3,612.48
  6. Step 6: Final answer
    x = 3,361.84

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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.