Home / 1,799.33-2,685.92-1,580.63

Finding the Fourth Proportional to 1,799.33, 2,685.92 and 1,580.63

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Solution

The fourth proportional to 1,799.33, 2,685.92 and 1,580.63 is: 2,359.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799.33 : 2,685.92 = 1,580.63 : x
  2. Step 2: Convert to fraction form
    1,799.33/2,685.92 = 1,580.63/x
  3. Step 3: Cross multiply
    1,799.33x = 2,685.92 × 1,580.63
  4. Step 4: Simplify right side
    1,799.33x = 4,245,424.40
  5. Step 5: Solve for x
    x = 4,245,424.40/1,799.33
  6. Step 6: Final answer
    x = 2,359.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.