Home / 1,763.78-2,433.23-1,134.19

Finding the Fourth Proportional to 1,763.78, 2,433.23 and 1,134.19

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Solution

The fourth proportional to 1,763.78, 2,433.23 and 1,134.19 is: 1,564.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.78 : 2,433.23 = 1,134.19 : x
  2. Step 2: Convert to fraction form
    1,763.78/2,433.23 = 1,134.19/x
  3. Step 3: Cross multiply
    1,763.78x = 2,433.23 × 1,134.19
  4. Step 4: Simplify right side
    1,763.78x = 2,759,753.14
  5. Step 5: Solve for x
    x = 2,759,753.14/1,763.78
  6. Step 6: Final answer
    x = 1,564.68

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Double scale
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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.