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Finding the Fourth Proportional to 5,876.71, 8,816.01 and 1,716.19

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Solution

The fourth proportional to 5,876.71, 8,816.01 and 1,716.19 is: 2,574.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.71 : 8,816.01 = 1,716.19 : x
  2. Step 2: Convert to fraction form
    5,876.71/8,816.01 = 1,716.19/x
  3. Step 3: Cross multiply
    5,876.71x = 8,816.01 × 1,716.19
  4. Step 4: Simplify right side
    5,876.71x = 15,129,948.20
  5. Step 5: Solve for x
    x = 15,129,948.20/5,876.71
  6. Step 6: Final answer
    x = 2,574.56

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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.