Home / 1,805.18-2,707.56-1,499.00

Finding the Fourth Proportional to 1,805.18, 2,707.56 and 1,499.00

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Solution

The fourth proportional to 1,805.18, 2,707.56 and 1,499.00 is: 2,248.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805.18 : 2,707.56 = 1,499.00 : x
  2. Step 2: Convert to fraction form
    1,805.18/2,707.56 = 1,499.00/x
  3. Step 3: Cross multiply
    1,805.18x = 2,707.56 × 1,499.00
  4. Step 4: Simplify right side
    1,805.18x = 4,058,618.90
  5. Step 5: Solve for x
    x = 4,058,618.90/1,805.18
  6. Step 6: Final answer
    x = 2,248.32

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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.