Home / 9,874.26-13,618.80-5,894.52

Finding the Fourth Proportional to 9,874.26, 13,618.80 and 5,894.52

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Solution

The fourth proportional to 9,874.26, 13,618.80 and 5,894.52 is: 8,129.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,874.26 : 13,618.80 = 5,894.52 : x
  2. Step 2: Convert to fraction form
    9,874.26/13,618.80 = 5,894.52/x
  3. Step 3: Cross multiply
    9,874.26x = 13,618.80 × 5,894.52
  4. Step 4: Simplify right side
    9,874.26x = 80,276,288.98
  5. Step 5: Solve for x
    x = 80,276,288.98/9,874.26
  6. Step 6: Final answer
    x = 8,129.85

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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.