Home / 7,615.24-11,405.30-7,352.60

Finding the Fourth Proportional to 7,615.24, 11,405.30 and 7,352.60

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Solution

The fourth proportional to 7,615.24, 11,405.30 and 7,352.60 is: 11,011.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,615.24 : 11,405.30 = 7,352.60 : x
  2. Step 2: Convert to fraction form
    7,615.24/11,405.30 = 7,352.60/x
  3. Step 3: Cross multiply
    7,615.24x = 11,405.30 × 7,352.60
  4. Step 4: Simplify right side
    7,615.24x = 83,858,608.78
  5. Step 5: Solve for x
    x = 83,858,608.78/7,615.24
  6. Step 6: Final answer
    x = 11,011.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.