Home / 9,846.09-13,589.17-5,869.51

Finding the Fourth Proportional to 9,846.09, 13,589.17 and 5,869.51

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Solution

The fourth proportional to 9,846.09, 13,589.17 and 5,869.51 is: 8,100.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,846.09 : 13,589.17 = 5,869.51 : x
  2. Step 2: Convert to fraction form
    9,846.09/13,589.17 = 5,869.51/x
  3. Step 3: Cross multiply
    9,846.09x = 13,589.17 × 5,869.51
  4. Step 4: Simplify right side
    9,846.09x = 79,761,769.21
  5. Step 5: Solve for x
    x = 79,761,769.21/9,846.09
  6. Step 6: Final answer
    x = 8,100.86

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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.