Home / 1,632.91-2,445.26-1,267.95

Finding the Fourth Proportional to 1,632.91, 2,445.26 and 1,267.95

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Solution

The fourth proportional to 1,632.91, 2,445.26 and 1,267.95 is: 1,898.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632.91 : 2,445.26 = 1,267.95 : x
  2. Step 2: Convert to fraction form
    1,632.91/2,445.26 = 1,267.95/x
  3. Step 3: Cross multiply
    1,632.91x = 2,445.26 × 1,267.95
  4. Step 4: Simplify right side
    1,632.91x = 3,100,480.95
  5. Step 5: Solve for x
    x = 3,100,480.95/1,632.91
  6. Step 6: Final answer
    x = 1,898.75

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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.