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Finding the Fourth Proportional to 1,837.08, 2,752.38 and 969.48

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Solution

The fourth proportional to 1,837.08, 2,752.38 and 969.48 is: 1,452.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837.08 : 2,752.38 = 969.48 : x
  2. Step 2: Convert to fraction form
    1,837.08/2,752.38 = 969.48/x
  3. Step 3: Cross multiply
    1,837.08x = 2,752.38 × 969.48
  4. Step 4: Simplify right side
    1,837.08x = 2,668,377.36
  5. Step 5: Solve for x
    x = 2,668,377.36/1,837.08
  6. Step 6: Final answer
    x = 1,452.51

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1.5x scale

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.