Home / 9,934.26-13,704.54-7,239.70

Finding the Fourth Proportional to 9,934.26, 13,704.54 and 7,239.70

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Solution

The fourth proportional to 9,934.26, 13,704.54 and 7,239.70 is: 9,987.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,934.26 : 13,704.54 = 7,239.70 : x
  2. Step 2: Convert to fraction form
    9,934.26/13,704.54 = 7,239.70/x
  3. Step 3: Cross multiply
    9,934.26x = 13,704.54 × 7,239.70
  4. Step 4: Simplify right side
    9,934.26x = 99,216,653.52
  5. Step 5: Solve for x
    x = 99,216,653.52/9,934.26
  6. Step 6: Final answer
    x = 9,987.33

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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.