Home / 3,617.40-5,426.10-2,232.30

Finding the Fourth Proportional to 3,617.40, 5,426.10 and 2,232.30

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Solution

The fourth proportional to 3,617.40, 5,426.10 and 2,232.30 is: 3,348.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.40 : 5,426.10 = 2,232.30 : x
  2. Step 2: Convert to fraction form
    3,617.40/5,426.10 = 2,232.30/x
  3. Step 3: Cross multiply
    3,617.40x = 5,426.10 × 2,232.30
  4. Step 4: Simplify right side
    3,617.40x = 12,112,683.03
  5. Step 5: Solve for x
    x = 12,112,683.03/3,617.40
  6. Step 6: Final answer
    x = 3,348.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.