Home / 7,616.18-11,430.04-3,236.72

Finding the Fourth Proportional to 7,616.18, 11,430.04 and 3,236.72

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Solution

The fourth proportional to 7,616.18, 11,430.04 and 3,236.72 is: 4,857.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,616.18 : 11,430.04 = 3,236.72 : x
  2. Step 2: Convert to fraction form
    7,616.18/11,430.04 = 3,236.72/x
  3. Step 3: Cross multiply
    7,616.18x = 11,430.04 × 3,236.72
  4. Step 4: Simplify right side
    7,616.18x = 36,995,839.07
  5. Step 5: Solve for x
    x = 36,995,839.07/7,616.18
  6. Step 6: Final answer
    x = 4,857.53

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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.