Home / 1,933.96-2,670.02-1,271.92

Finding the Fourth Proportional to 1,933.96, 2,670.02 and 1,271.92

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Solution

The fourth proportional to 1,933.96, 2,670.02 and 1,271.92 is: 1,756.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.96 : 2,670.02 = 1,271.92 : x
  2. Step 2: Convert to fraction form
    1,933.96/2,670.02 = 1,271.92/x
  3. Step 3: Cross multiply
    1,933.96x = 2,670.02 × 1,271.92
  4. Step 4: Simplify right side
    1,933.96x = 3,396,051.84
  5. Step 5: Solve for x
    x = 3,396,051.84/1,933.96
  6. Step 6: Final answer
    x = 1,756.01

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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.