Home / 1,730.73-2,389.80-1,337.07

Finding the Fourth Proportional to 1,730.73, 2,389.80 and 1,337.07

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Solution

The fourth proportional to 1,730.73, 2,389.80 and 1,337.07 is: 1,846.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730.73 : 2,389.80 = 1,337.07 : x
  2. Step 2: Convert to fraction form
    1,730.73/2,389.80 = 1,337.07/x
  3. Step 3: Cross multiply
    1,730.73x = 2,389.80 × 1,337.07
  4. Step 4: Simplify right side
    1,730.73x = 3,195,329.89
  5. Step 5: Solve for x
    x = 3,195,329.89/1,730.73
  6. Step 6: Final answer
    x = 1,846.23

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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.