Home / 1,828.66-2,523.60-1,042.69

Finding the Fourth Proportional to 1,828.66, 2,523.60 and 1,042.69

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Solution

The fourth proportional to 1,828.66, 2,523.60 and 1,042.69 is: 1,438.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828.66 : 2,523.60 = 1,042.69 : x
  2. Step 2: Convert to fraction form
    1,828.66/2,523.60 = 1,042.69/x
  3. Step 3: Cross multiply
    1,828.66x = 2,523.60 × 1,042.69
  4. Step 4: Simplify right side
    1,828.66x = 2,631,332.48
  5. Step 5: Solve for x
    x = 2,631,332.48/1,828.66
  6. Step 6: Final answer
    x = 1,438.94

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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.