Home / 1,973.20-2,723.02-1,076.93

Finding the Fourth Proportional to 1,973.20, 2,723.02 and 1,076.93

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Solution

The fourth proportional to 1,973.20, 2,723.02 and 1,076.93 is: 1,486.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973.20 : 2,723.02 = 1,076.93 : x
  2. Step 2: Convert to fraction form
    1,973.20/2,723.02 = 1,076.93/x
  3. Step 3: Cross multiply
    1,973.20x = 2,723.02 × 1,076.93
  4. Step 4: Simplify right side
    1,973.20x = 2,932,491.01
  5. Step 5: Solve for x
    x = 2,932,491.01/1,973.20
  6. Step 6: Final answer
    x = 1,486.16

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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.