Home / 3,302.40-4,955.52-2,872.32

Finding the Fourth Proportional to 3,302.40, 4,955.52 and 2,872.32

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Solution

The fourth proportional to 3,302.40, 4,955.52 and 2,872.32 is: 4,310.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,302.40 : 4,955.52 = 2,872.32 : x
  2. Step 2: Convert to fraction form
    3,302.40/4,955.52 = 2,872.32/x
  3. Step 3: Cross multiply
    3,302.40x = 4,955.52 × 2,872.32
  4. Step 4: Simplify right side
    3,302.40x = 14,233,839.21
  5. Step 5: Solve for x
    x = 14,233,839.21/3,302.40
  6. Step 6: Final answer
    x = 4,310.15

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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.