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Finding the Fourth Proportional to 9,471.09, 13,069.05 and 6,066.55

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Solution

The fourth proportional to 9,471.09, 13,069.05 and 6,066.55 is: 8,371.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,471.09 : 13,069.05 = 6,066.55 : x
  2. Step 2: Convert to fraction form
    9,471.09/13,069.05 = 6,066.55/x
  3. Step 3: Cross multiply
    9,471.09x = 13,069.05 × 6,066.55
  4. Step 4: Simplify right side
    9,471.09x = 79,284,002.11
  5. Step 5: Solve for x
    x = 79,284,002.11/9,471.09
  6. Step 6: Final answer
    x = 8,371.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.