Home / 2,001.33-2,759.13-1,403.01

Finding the Fourth Proportional to 2,001.33, 2,759.13 and 1,403.01

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Solution

The fourth proportional to 2,001.33, 2,759.13 and 1,403.01 is: 1,934.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.33 : 2,759.13 = 1,403.01 : x
  2. Step 2: Convert to fraction form
    2,001.33/2,759.13 = 1,403.01/x
  3. Step 3: Cross multiply
    2,001.33x = 2,759.13 × 1,403.01
  4. Step 4: Simplify right side
    2,001.33x = 3,871,086.98
  5. Step 5: Solve for x
    x = 3,871,086.98/2,001.33
  6. Step 6: Final answer
    x = 1,934.26

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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.