Home / 2,654.04-3,979.73-1,248.00

Finding the Fourth Proportional to 2,654.04, 3,979.73 and 1,248.00

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Solution

The fourth proportional to 2,654.04, 3,979.73 and 1,248.00 is: 1,871.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,654.04 : 3,979.73 = 1,248.00 : x
  2. Step 2: Convert to fraction form
    2,654.04/3,979.73 = 1,248.00/x
  3. Step 3: Cross multiply
    2,654.04x = 3,979.73 × 1,248.00
  4. Step 4: Simplify right side
    2,654.04x = 4,966,688.00
  5. Step 5: Solve for x
    x = 4,966,688.00/2,654.04
  6. Step 6: Final answer
    x = 1,871.37

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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.