Home / 5,673.42-8,513.37-2,209.86

Finding the Fourth Proportional to 5,673.42, 8,513.37 and 2,209.86

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Solution

The fourth proportional to 5,673.42, 8,513.37 and 2,209.86 is: 3,316.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,673.42 : 8,513.37 = 2,209.86 : x
  2. Step 2: Convert to fraction form
    5,673.42/8,513.37 = 2,209.86/x
  3. Step 3: Cross multiply
    5,673.42x = 8,513.37 × 2,209.86
  4. Step 4: Simplify right side
    5,673.42x = 18,813,355.83
  5. Step 5: Solve for x
    x = 18,813,355.83/5,673.42
  6. Step 6: Final answer
    x = 3,316.05

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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.