Home / 9,558.69-13,197.42-7,316.57

Finding the Fourth Proportional to 9,558.69, 13,197.42 and 7,316.57

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Solution

The fourth proportional to 9,558.69, 13,197.42 and 7,316.57 is: 10,101.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,558.69 : 13,197.42 = 7,316.57 : x
  2. Step 2: Convert to fraction form
    9,558.69/13,197.42 = 7,316.57/x
  3. Step 3: Cross multiply
    9,558.69x = 13,197.42 × 7,316.57
  4. Step 4: Simplify right side
    9,558.69x = 96,559,781.26
  5. Step 5: Solve for x
    x = 96,559,781.26/9,558.69
  6. Step 6: Final answer
    x = 10,101.78

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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.