Home / 4,955.12-7,433.85-2,182.40

Finding the Fourth Proportional to 4,955.12, 7,433.85 and 2,182.40

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Solution

The fourth proportional to 4,955.12, 7,433.85 and 2,182.40 is: 3,274.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955.12 : 7,433.85 = 2,182.40 : x
  2. Step 2: Convert to fraction form
    4,955.12/7,433.85 = 2,182.40/x
  3. Step 3: Cross multiply
    4,955.12x = 7,433.85 × 2,182.40
  4. Step 4: Simplify right side
    4,955.12x = 16,223,634.24
  5. Step 5: Solve for x
    x = 16,223,634.24/4,955.12
  6. Step 6: Final answer
    x = 3,274.12

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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.