Home / 7,022.67-9,701.25-5,615.70

Finding the Fourth Proportional to 7,022.67, 9,701.25 and 5,615.70

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Solution

The fourth proportional to 7,022.67, 9,701.25 and 5,615.70 is: 7,757.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022.67 : 9,701.25 = 5,615.70 : x
  2. Step 2: Convert to fraction form
    7,022.67/9,701.25 = 5,615.70/x
  3. Step 3: Cross multiply
    7,022.67x = 9,701.25 × 5,615.70
  4. Step 4: Simplify right side
    7,022.67x = 54,479,309.63
  5. Step 5: Solve for x
    x = 54,479,309.63/7,022.67
  6. Step 6: Final answer
    x = 7,757.63

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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.