Home / 1,828.38-2,523.06-1,042.50

Finding the Fourth Proportional to 1,828.38, 2,523.06 and 1,042.50

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Solution

The fourth proportional to 1,828.38, 2,523.06 and 1,042.50 is: 1,438.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828.38 : 2,523.06 = 1,042.50 : x
  2. Step 2: Convert to fraction form
    1,828.38/2,523.06 = 1,042.50/x
  3. Step 3: Cross multiply
    1,828.38x = 2,523.06 × 1,042.50
  4. Step 4: Simplify right side
    1,828.38x = 2,630,290.05
  5. Step 5: Solve for x
    x = 2,630,290.05/1,828.38
  6. Step 6: Final answer
    x = 1,438.59

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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.