Home / 2,001.51-2,763.45-1,304.10

Finding the Fourth Proportional to 2,001.51, 2,763.45 and 1,304.10

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Solution

The fourth proportional to 2,001.51, 2,763.45 and 1,304.10 is: 1,800.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.51 : 2,763.45 = 1,304.10 : x
  2. Step 2: Convert to fraction form
    2,001.51/2,763.45 = 1,304.10/x
  3. Step 3: Cross multiply
    2,001.51x = 2,763.45 × 1,304.10
  4. Step 4: Simplify right side
    2,001.51x = 3,603,815.15
  5. Step 5: Solve for x
    x = 3,603,815.15/2,001.51
  6. Step 6: Final answer
    x = 1,800.55

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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.