Home / 9,826.19-13,560.13-5,349.97

Finding the Fourth Proportional to 9,826.19, 13,560.13 and 5,349.97

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Solution

The fourth proportional to 9,826.19, 13,560.13 and 5,349.97 is: 7,382.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,826.19 : 13,560.13 = 5,349.97 : x
  2. Step 2: Convert to fraction form
    9,826.19/13,560.13 = 5,349.97/x
  3. Step 3: Cross multiply
    9,826.19x = 13,560.13 × 5,349.97
  4. Step 4: Simplify right side
    9,826.19x = 72,546,288.70
  5. Step 5: Solve for x
    x = 72,546,288.70/9,826.19
  6. Step 6: Final answer
    x = 7,382.95

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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.