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Finding the Fourth Proportional to 9,290.15, 13,923.06 and 8,052.47

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Solution

The fourth proportional to 9,290.15, 13,923.06 and 8,052.47 is: 12,068.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,290.15 : 13,923.06 = 8,052.47 : x
  2. Step 2: Convert to fraction form
    9,290.15/13,923.06 = 8,052.47/x
  3. Step 3: Cross multiply
    9,290.15x = 13,923.06 × 8,052.47
  4. Step 4: Simplify right side
    9,290.15x = 112,115,022.96
  5. Step 5: Solve for x
    x = 112,115,022.96/9,290.15
  6. Step 6: Final answer
    x = 12,068.16

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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.