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Finding the Fourth Proportional to 9,263.01, 13,908.33 and 7,408.65

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Solution

The fourth proportional to 9,263.01, 13,908.33 and 7,408.65 is: 11,124.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,263.01 : 13,908.33 = 7,408.65 : x
  2. Step 2: Convert to fraction form
    9,263.01/13,908.33 = 7,408.65/x
  3. Step 3: Cross multiply
    9,263.01x = 13,908.33 × 7,408.65
  4. Step 4: Simplify right side
    9,263.01x = 103,041,949.05
  5. Step 5: Solve for x
    x = 103,041,949.05/9,263.01
  6. Step 6: Final answer
    x = 11,124.02

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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.