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Finding the Fourth Proportional to 5,815.42, 8,718.17 and 2,526.01

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Solution

The fourth proportional to 5,815.42, 8,718.17 and 2,526.01 is: 3,786.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,815.42 : 8,718.17 = 2,526.01 : x
  2. Step 2: Convert to fraction form
    5,815.42/8,718.17 = 2,526.01/x
  3. Step 3: Cross multiply
    5,815.42x = 8,718.17 × 2,526.01
  4. Step 4: Simplify right side
    5,815.42x = 22,022,150.18
  5. Step 5: Solve for x
    x = 22,022,150.18/5,815.42
  6. Step 6: Final answer
    x = 3,786.86

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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.