Home / 4,959.56-7,426.20-2,877.68

Finding the Fourth Proportional to 4,959.56, 7,426.20 and 2,877.68

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Solution

The fourth proportional to 4,959.56, 7,426.20 and 2,877.68 is: 4,308.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.56 : 7,426.20 = 2,877.68 : x
  2. Step 2: Convert to fraction form
    4,959.56/7,426.20 = 2,877.68/x
  3. Step 3: Cross multiply
    4,959.56x = 7,426.20 × 2,877.68
  4. Step 4: Simplify right side
    4,959.56x = 21,370,227.22
  5. Step 5: Solve for x
    x = 21,370,227.22/4,959.56
  6. Step 6: Final answer
    x = 4,308.90

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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.