Home / 2,293.67-3,165.28-1,299.14

Finding the Fourth Proportional to 2,293.67, 3,165.28 and 1,299.14

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Solution

The fourth proportional to 2,293.67, 3,165.28 and 1,299.14 is: 1,792.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293.67 : 3,165.28 = 1,299.14 : x
  2. Step 2: Convert to fraction form
    2,293.67/3,165.28 = 1,299.14/x
  3. Step 3: Cross multiply
    2,293.67x = 3,165.28 × 1,299.14
  4. Step 4: Simplify right side
    2,293.67x = 4,112,146.52
  5. Step 5: Solve for x
    x = 4,112,146.52/2,293.67
  6. Step 6: Final answer
    x = 1,792.82

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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.