Home / 5,677.71-8,514.81-1,727.75

Finding the Fourth Proportional to 5,677.71, 8,514.81 and 1,727.75

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Solution

The fourth proportional to 5,677.71, 8,514.81 and 1,727.75 is: 2,591.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,677.71 : 8,514.81 = 1,727.75 : x
  2. Step 2: Convert to fraction form
    5,677.71/8,514.81 = 1,727.75/x
  3. Step 3: Cross multiply
    5,677.71x = 8,514.81 × 1,727.75
  4. Step 4: Simplify right side
    5,677.71x = 14,711,420.40
  5. Step 5: Solve for x
    x = 14,711,420.40/5,677.71
  6. Step 6: Final answer
    x = 2,591.08

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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.