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Finding the Fourth Proportional to 2,888.28, 4,323.46 and 1,568.76

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Solution

The fourth proportional to 2,888.28, 4,323.46 and 1,568.76 is: 2,348.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888.28 : 4,323.46 = 1,568.76 : x
  2. Step 2: Convert to fraction form
    2,888.28/4,323.46 = 1,568.76/x
  3. Step 3: Cross multiply
    2,888.28x = 4,323.46 × 1,568.76
  4. Step 4: Simplify right side
    2,888.28x = 6,782,471.11
  5. Step 5: Solve for x
    x = 6,782,471.11/2,888.28
  6. Step 6: Final answer
    x = 2,348.27

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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.