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Finding the Fourth Proportional to 5,813.19, 8,719.59 and 2,526.28

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Solution

The fourth proportional to 5,813.19, 8,719.59 and 2,526.28 is: 3,789.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,813.19 : 8,719.59 = 2,526.28 : x
  2. Step 2: Convert to fraction form
    5,813.19/8,719.59 = 2,526.28/x
  3. Step 3: Cross multiply
    5,813.19x = 8,719.59 × 2,526.28
  4. Step 4: Simplify right side
    5,813.19x = 22,028,138.65
  5. Step 5: Solve for x
    x = 22,028,138.65/5,813.19
  6. Step 6: Final answer
    x = 3,789.34

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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.