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Finding the Fourth Proportional to 1,923.04, 2,882.61 and 883.79

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Solution

The fourth proportional to 1,923.04, 2,882.61 and 883.79 is: 1,324.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923.04 : 2,882.61 = 883.79 : x
  2. Step 2: Convert to fraction form
    1,923.04/2,882.61 = 883.79/x
  3. Step 3: Cross multiply
    1,923.04x = 2,882.61 × 883.79
  4. Step 4: Simplify right side
    1,923.04x = 2,547,612.67
  5. Step 5: Solve for x
    x = 2,547,612.67/1,923.04
  6. Step 6: Final answer
    x = 1,324.78

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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.