Home / 9,868.26-13,619.70-5,676.24

Finding the Fourth Proportional to 9,868.26, 13,619.70 and 5,676.24

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Solution

The fourth proportional to 9,868.26, 13,619.70 and 5,676.24 is: 7,834.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,868.26 : 13,619.70 = 5,676.24 : x
  2. Step 2: Convert to fraction form
    9,868.26/13,619.70 = 5,676.24/x
  3. Step 3: Cross multiply
    9,868.26x = 13,619.70 × 5,676.24
  4. Step 4: Simplify right side
    9,868.26x = 77,308,685.93
  5. Step 5: Solve for x
    x = 77,308,685.93/9,868.26
  6. Step 6: Final answer
    x = 7,834.07

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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.