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Finding the Fourth Proportional to 6,525.05, 9,787.57 and 1,908.05

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Solution

The fourth proportional to 6,525.05, 9,787.57 and 1,908.05 is: 2,862.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,525.05 : 9,787.57 = 1,908.05 : x
  2. Step 2: Convert to fraction form
    6,525.05/9,787.57 = 1,908.05/x
  3. Step 3: Cross multiply
    6,525.05x = 9,787.57 × 1,908.05
  4. Step 4: Simplify right side
    6,525.05x = 18,675,124.00
  5. Step 5: Solve for x
    x = 18,675,124.00/6,525.05
  6. Step 6: Final answer
    x = 2,862.07

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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.