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Finding the Fourth Proportional to 2,345.00, 3,516.46 and 883.13

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Solution

The fourth proportional to 2,345.00, 3,516.46 and 883.13 is: 1,324.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345.00 : 3,516.46 = 883.13 : x
  2. Step 2: Convert to fraction form
    2,345.00/3,516.46 = 883.13/x
  3. Step 3: Cross multiply
    2,345.00x = 3,516.46 × 883.13
  4. Step 4: Simplify right side
    2,345.00x = 3,105,471.53
  5. Step 5: Solve for x
    x = 3,105,471.53/2,345.00
  6. Step 6: Final answer
    x = 1,324.30

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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.