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Finding the Fourth Proportional to 2,832.08, 4,248.66 and 883.76

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Solution

The fourth proportional to 2,832.08, 4,248.66 and 883.76 is: 1,325.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832.08 : 4,248.66 = 883.76 : x
  2. Step 2: Convert to fraction form
    2,832.08/4,248.66 = 883.76/x
  3. Step 3: Cross multiply
    2,832.08x = 4,248.66 × 883.76
  4. Step 4: Simplify right side
    2,832.08x = 3,754,795.76
  5. Step 5: Solve for x
    x = 3,754,795.76/2,832.08
  6. Step 6: Final answer
    x = 1,325.81

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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.