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Finding the Fourth Proportional to 6,588.91, 9,883.88 and 1,908.99

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Solution

The fourth proportional to 6,588.91, 9,883.88 and 1,908.99 is: 2,863.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,588.91 : 9,883.88 = 1,908.99 : x
  2. Step 2: Convert to fraction form
    6,588.91/9,883.88 = 1,908.99/x
  3. Step 3: Cross multiply
    6,588.91x = 9,883.88 × 1,908.99
  4. Step 4: Simplify right side
    6,588.91x = 18,868,228.08
  5. Step 5: Solve for x
    x = 18,868,228.08/6,588.91
  6. Step 6: Final answer
    x = 2,863.63

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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.