Home / 5,711.07-8,567.51-1,816.35

Finding the Fourth Proportional to 5,711.07, 8,567.51 and 1,816.35

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Solution

The fourth proportional to 5,711.07, 8,567.51 and 1,816.35 is: 2,724.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,711.07 : 8,567.51 = 1,816.35 : x
  2. Step 2: Convert to fraction form
    5,711.07/8,567.51 = 1,816.35/x
  3. Step 3: Cross multiply
    5,711.07x = 8,567.51 × 1,816.35
  4. Step 4: Simplify right side
    5,711.07x = 15,561,587.71
  5. Step 5: Solve for x
    x = 15,561,587.71/5,711.07
  6. Step 6: Final answer
    x = 2,724.81

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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.