Home / 1,802.40-2,707.24-1,751.36

Finding the Fourth Proportional to 1,802.40, 2,707.24 and 1,751.36

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Solution

The fourth proportional to 1,802.40, 2,707.24 and 1,751.36 is: 2,630.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802.40 : 2,707.24 = 1,751.36 : x
  2. Step 2: Convert to fraction form
    1,802.40/2,707.24 = 1,751.36/x
  3. Step 3: Cross multiply
    1,802.40x = 2,707.24 × 1,751.36
  4. Step 4: Simplify right side
    1,802.40x = 4,741,351.85
  5. Step 5: Solve for x
    x = 4,741,351.85/1,802.40
  6. Step 6: Final answer
    x = 2,630.58

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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.