Home / 7,615.60-11,425.56-4,616.98

Finding the Fourth Proportional to 7,615.60, 11,425.56 and 4,616.98

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Solution

The fourth proportional to 7,615.60, 11,425.56 and 4,616.98 is: 6,926.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,615.60 : 11,425.56 = 4,616.98 : x
  2. Step 2: Convert to fraction form
    7,615.60/11,425.56 = 4,616.98/x
  3. Step 3: Cross multiply
    7,615.60x = 11,425.56 × 4,616.98
  4. Step 4: Simplify right side
    7,615.60x = 52,751,582.01
  5. Step 5: Solve for x
    x = 52,751,582.01/7,615.60
  6. Step 6: Final answer
    x = 6,926.78

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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.