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Finding the Fourth Proportional to 5,803.52, 8,706.36 and 1,908.08

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Solution

The fourth proportional to 5,803.52, 8,706.36 and 1,908.08 is: 2,862.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,803.52 : 8,706.36 = 1,908.08 : x
  2. Step 2: Convert to fraction form
    5,803.52/8,706.36 = 1,908.08/x
  3. Step 3: Cross multiply
    5,803.52x = 8,706.36 × 1,908.08
  4. Step 4: Simplify right side
    5,803.52x = 16,612,431.39
  5. Step 5: Solve for x
    x = 16,612,431.39/5,803.52
  6. Step 6: Final answer
    x = 2,862.48

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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.