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Finding the Fourth Proportional to 7,301.95, 10,939.07 and 4,334.12

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Solution

The fourth proportional to 7,301.95, 10,939.07 and 4,334.12 is: 6,492.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,301.95 : 10,939.07 = 4,334.12 : x
  2. Step 2: Convert to fraction form
    7,301.95/10,939.07 = 4,334.12/x
  3. Step 3: Cross multiply
    7,301.95x = 10,939.07 × 4,334.12
  4. Step 4: Simplify right side
    7,301.95x = 47,411,198.21
  5. Step 5: Solve for x
    x = 47,411,198.21/7,301.95
  6. Step 6: Final answer
    x = 6,492.95

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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.