Home / 1,973.34-2,961.02-1,151.14

Finding the Fourth Proportional to 1,973.34, 2,961.02 and 1,151.14

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Solution

The fourth proportional to 1,973.34, 2,961.02 and 1,151.14 is: 1,727.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973.34 : 2,961.02 = 1,151.14 : x
  2. Step 2: Convert to fraction form
    1,973.34/2,961.02 = 1,151.14/x
  3. Step 3: Cross multiply
    1,973.34x = 2,961.02 × 1,151.14
  4. Step 4: Simplify right side
    1,973.34x = 3,408,548.56
  5. Step 5: Solve for x
    x = 3,408,548.56/1,973.34
  6. Step 6: Final answer
    x = 1,727.30

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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.