Home / 2,032.81-2,802.41-1,443.13

Finding the Fourth Proportional to 2,032.81, 2,802.41 and 1,443.13

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Solution

The fourth proportional to 2,032.81, 2,802.41 and 1,443.13 is: 1,989.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,032.81 : 2,802.41 = 1,443.13 : x
  2. Step 2: Convert to fraction form
    2,032.81/2,802.41 = 1,443.13/x
  3. Step 3: Cross multiply
    2,032.81x = 2,802.41 × 1,443.13
  4. Step 4: Simplify right side
    2,032.81x = 4,044,234.73
  5. Step 5: Solve for x
    x = 4,044,234.73/2,032.81
  6. Step 6: Final answer
    x = 1,989.48

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1.5x scale

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.