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Finding the Fourth Proportional to 9,015.84, 13,529.16 and 4,088.16

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Solution

The fourth proportional to 9,015.84, 13,529.16 and 4,088.16 is: 6,134.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,015.84 : 13,529.16 = 4,088.16 : x
  2. Step 2: Convert to fraction form
    9,015.84/13,529.16 = 4,088.16/x
  3. Step 3: Cross multiply
    9,015.84x = 13,529.16 × 4,088.16
  4. Step 4: Simplify right side
    9,015.84x = 55,309,370.75
  5. Step 5: Solve for x
    x = 55,309,370.75/9,015.84
  6. Step 6: Final answer
    x = 6,134.69

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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.