Home / 2,802.04-4,199.36-1,319.25

Finding the Fourth Proportional to 2,802.04, 4,199.36 and 1,319.25

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Solution

The fourth proportional to 2,802.04, 4,199.36 and 1,319.25 is: 1,977.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802.04 : 4,199.36 = 1,319.25 : x
  2. Step 2: Convert to fraction form
    2,802.04/4,199.36 = 1,319.25/x
  3. Step 3: Cross multiply
    2,802.04x = 4,199.36 × 1,319.25
  4. Step 4: Simplify right side
    2,802.04x = 5,539,998.48
  5. Step 5: Solve for x
    x = 5,539,998.48/2,802.04
  6. Step 6: Final answer
    x = 1,977.13

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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.