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Finding the Fourth Proportional to 2,295.95, 3,169.13 and 1,351.67

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Solution

The fourth proportional to 2,295.95, 3,169.13 and 1,351.67 is: 1,865.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,295.95 : 3,169.13 = 1,351.67 : x
  2. Step 2: Convert to fraction form
    2,295.95/3,169.13 = 1,351.67/x
  3. Step 3: Cross multiply
    2,295.95x = 3,169.13 × 1,351.67
  4. Step 4: Simplify right side
    2,295.95x = 4,283,610.02
  5. Step 5: Solve for x
    x = 4,283,610.02/2,295.95
  6. Step 6: Final answer
    x = 1,865.72

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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.