Home / 3,274.40-4,515.64-2,437.20

Finding the Fourth Proportional to 3,274.40, 4,515.64 and 2,437.20

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Solution

The fourth proportional to 3,274.40, 4,515.64 and 2,437.20 is: 3,361.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.40 : 4,515.64 = 2,437.20 : x
  2. Step 2: Convert to fraction form
    3,274.40/4,515.64 = 2,437.20/x
  3. Step 3: Cross multiply
    3,274.40x = 4,515.64 × 2,437.20
  4. Step 4: Simplify right side
    3,274.40x = 11,005,517.81
  5. Step 5: Solve for x
    x = 11,005,517.81/3,274.40
  6. Step 6: Final answer
    x = 3,361.08

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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.