Home / 1,950.33-2,691.08-1,111.01

Finding the Fourth Proportional to 1,950.33, 2,691.08 and 1,111.01

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Solution

The fourth proportional to 1,950.33, 2,691.08 and 1,111.01 is: 1,532.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950.33 : 2,691.08 = 1,111.01 : x
  2. Step 2: Convert to fraction form
    1,950.33/2,691.08 = 1,111.01/x
  3. Step 3: Cross multiply
    1,950.33x = 2,691.08 × 1,111.01
  4. Step 4: Simplify right side
    1,950.33x = 2,989,820.74
  5. Step 5: Solve for x
    x = 2,989,820.74/1,950.33
  6. Step 6: Final answer
    x = 1,532.98

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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.