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Finding the Fourth Proportional to 7,332.84, 10,986.48 and 6,108.12

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Solution

The fourth proportional to 7,332.84, 10,986.48 and 6,108.12 is: 9,151.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,332.84 : 10,986.48 = 6,108.12 : x
  2. Step 2: Convert to fraction form
    7,332.84/10,986.48 = 6,108.12/x
  3. Step 3: Cross multiply
    7,332.84x = 10,986.48 × 6,108.12
  4. Step 4: Simplify right side
    7,332.84x = 67,106,738.22
  5. Step 5: Solve for x
    x = 67,106,738.22/7,332.84
  6. Step 6: Final answer
    x = 9,151.53

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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.