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Finding the Fourth Proportional to 2,886.64, 4,324.28 and 1,500.88

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Solution

The fourth proportional to 2,886.64, 4,324.28 and 1,500.88 is: 2,248.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886.64 : 4,324.28 = 1,500.88 : x
  2. Step 2: Convert to fraction form
    2,886.64/4,324.28 = 1,500.88/x
  3. Step 3: Cross multiply
    2,886.64x = 4,324.28 × 1,500.88
  4. Step 4: Simplify right side
    2,886.64x = 6,490,225.37
  5. Step 5: Solve for x
    x = 6,490,225.37/2,886.64
  6. Step 6: Final answer
    x = 2,248.37

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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.