Home / 2,802.97-3,868.18-1,544.08

Finding the Fourth Proportional to 2,802.97, 3,868.18 and 1,544.08

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Solution

The fourth proportional to 2,802.97, 3,868.18 and 1,544.08 is: 2,130.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802.97 : 3,868.18 = 1,544.08 : x
  2. Step 2: Convert to fraction form
    2,802.97/3,868.18 = 1,544.08/x
  3. Step 3: Cross multiply
    2,802.97x = 3,868.18 × 1,544.08
  4. Step 4: Simplify right side
    2,802.97x = 5,972,779.37
  5. Step 5: Solve for x
    x = 5,972,779.37/2,802.97
  6. Step 6: Final answer
    x = 2,130.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.