Home / 3,612.40-4,984.84-2,435.06

Finding the Fourth Proportional to 3,612.40, 4,984.84 and 2,435.06

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Solution

The fourth proportional to 3,612.40, 4,984.84 and 2,435.06 is: 3,360.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612.40 : 4,984.84 = 2,435.06 : x
  2. Step 2: Convert to fraction form
    3,612.40/4,984.84 = 2,435.06/x
  3. Step 3: Cross multiply
    3,612.40x = 4,984.84 × 2,435.06
  4. Step 4: Simplify right side
    3,612.40x = 12,138,400.00
  5. Step 5: Solve for x
    x = 12,138,400.00/3,612.40
  6. Step 6: Final answer
    x = 3,360.21

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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.