Home / 5,673.46-8,511.54-1,778.18

Finding the Fourth Proportional to 5,673.46, 8,511.54 and 1,778.18

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Solution

The fourth proportional to 5,673.46, 8,511.54 and 1,778.18 is: 2,667.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,673.46 : 8,511.54 = 1,778.18 : x
  2. Step 2: Convert to fraction form
    5,673.46/8,511.54 = 1,778.18/x
  3. Step 3: Cross multiply
    5,673.46x = 8,511.54 × 1,778.18
  4. Step 4: Simplify right side
    5,673.46x = 15,135,050.20
  5. Step 5: Solve for x
    x = 15,135,050.20/5,673.46
  6. Step 6: Final answer
    x = 2,667.69

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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.