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Finding the Fourth Proportional to 6,087.68, 9,118.72 and 6,018.56

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Solution

The fourth proportional to 6,087.68, 9,118.72 and 6,018.56 is: 9,015.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,087.68 : 9,118.72 = 6,018.56 : x
  2. Step 2: Convert to fraction form
    6,087.68/9,118.72 = 6,018.56/x
  3. Step 3: Cross multiply
    6,087.68x = 9,118.72 × 6,018.56
  4. Step 4: Simplify right side
    6,087.68x = 54,881,563.44
  5. Step 5: Solve for x
    x = 54,881,563.44/6,087.68
  6. Step 6: Final answer
    x = 9,015.19

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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.