Home / 1,730.59-2,387.99-974.27

Finding the Fourth Proportional to 1,730.59, 2,387.99 and 974.27

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Solution

The fourth proportional to 1,730.59, 2,387.99 and 974.27 is: 1,344.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730.59 : 2,387.99 = 974.27 : x
  2. Step 2: Convert to fraction form
    1,730.59/2,387.99 = 974.27/x
  3. Step 3: Cross multiply
    1,730.59x = 2,387.99 × 974.27
  4. Step 4: Simplify right side
    1,730.59x = 2,326,553.87
  5. Step 5: Solve for x
    x = 2,326,553.87/1,730.59
  6. Step 6: Final answer
    x = 1,344.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.