Home / 1,491.67-2,060.36-1,177.39

Finding the Fourth Proportional to 1,491.67, 2,060.36 and 1,177.39

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Solution

The fourth proportional to 1,491.67, 2,060.36 and 1,177.39 is: 1,626.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491.67 : 2,060.36 = 1,177.39 : x
  2. Step 2: Convert to fraction form
    1,491.67/2,060.36 = 1,177.39/x
  3. Step 3: Cross multiply
    1,491.67x = 2,060.36 × 1,177.39
  4. Step 4: Simplify right side
    1,491.67x = 2,425,841.37
  5. Step 5: Solve for x
    x = 2,425,841.37/1,491.67
  6. Step 6: Final answer
    x = 1,626.26

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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.