Home / 2,670.93-3,685.98-1,491.97

Finding the Fourth Proportional to 2,670.93, 3,685.98 and 1,491.97

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Solution

The fourth proportional to 2,670.93, 3,685.98 and 1,491.97 is: 2,058.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670.93 : 3,685.98 = 1,491.97 : x
  2. Step 2: Convert to fraction form
    2,670.93/3,685.98 = 1,491.97/x
  3. Step 3: Cross multiply
    2,670.93x = 3,685.98 × 1,491.97
  4. Step 4: Simplify right side
    2,670.93x = 5,499,371.58
  5. Step 5: Solve for x
    x = 5,499,371.58/2,670.93
  6. Step 6: Final answer
    x = 2,058.97

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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.