Home / 7,615.06-11,422.61-4,687.23

Finding the Fourth Proportional to 7,615.06, 11,422.61 and 4,687.23

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Solution

The fourth proportional to 7,615.06, 11,422.61 and 4,687.23 is: 7,030.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,615.06 : 11,422.61 = 4,687.23 : x
  2. Step 2: Convert to fraction form
    7,615.06/11,422.61 = 4,687.23/x
  3. Step 3: Cross multiply
    7,615.06x = 11,422.61 × 4,687.23
  4. Step 4: Simplify right side
    7,615.06x = 53,540,400.27
  5. Step 5: Solve for x
    x = 53,540,400.27/7,615.06
  6. Step 6: Final answer
    x = 7,030.86

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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.