Home / 2,132.41-3,199.47-1,036.66

Finding the Fourth Proportional to 2,132.41, 3,199.47 and 1,036.66

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Solution

The fourth proportional to 2,132.41, 3,199.47 and 1,036.66 is: 1,555.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132.41 : 3,199.47 = 1,036.66 : x
  2. Step 2: Convert to fraction form
    2,132.41/3,199.47 = 1,036.66/x
  3. Step 3: Cross multiply
    2,132.41x = 3,199.47 × 1,036.66
  4. Step 4: Simplify right side
    2,132.41x = 3,316,762.57
  5. Step 5: Solve for x
    x = 3,316,762.57/2,132.41
  6. Step 6: Final answer
    x = 1,555.41

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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.