Home / 1,831.82-2,528.01-1,046.12

Finding the Fourth Proportional to 1,831.82, 2,528.01 and 1,046.12

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Solution

The fourth proportional to 1,831.82, 2,528.01 and 1,046.12 is: 1,443.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831.82 : 2,528.01 = 1,046.12 : x
  2. Step 2: Convert to fraction form
    1,831.82/2,528.01 = 1,046.12/x
  3. Step 3: Cross multiply
    1,831.82x = 2,528.01 × 1,046.12
  4. Step 4: Simplify right side
    1,831.82x = 2,644,583.95
  5. Step 5: Solve for x
    x = 2,644,583.95/1,831.82
  6. Step 6: Final answer
    x = 1,443.70

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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.