Home / 2,802.60-4,203.90-1,829.52

Finding the Fourth Proportional to 2,802.60, 4,203.90 and 1,829.52

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Solution

The fourth proportional to 2,802.60, 4,203.90 and 1,829.52 is: 2,744.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802.60 : 4,203.90 = 1,829.52 : x
  2. Step 2: Convert to fraction form
    2,802.60/4,203.90 = 1,829.52/x
  3. Step 3: Cross multiply
    2,802.60x = 4,203.90 × 1,829.52
  4. Step 4: Simplify right side
    2,802.60x = 7,691,119.13
  5. Step 5: Solve for x
    x = 7,691,119.13/2,802.60
  6. Step 6: Final answer
    x = 2,744.28

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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.