Home / 5,680.26-8,511.12-3,484.35

Finding the Fourth Proportional to 5,680.26, 8,511.12 and 3,484.35

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Solution

The fourth proportional to 5,680.26, 8,511.12 and 3,484.35 is: 5,220.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,680.26 : 8,511.12 = 3,484.35 : x
  2. Step 2: Convert to fraction form
    5,680.26/8,511.12 = 3,484.35/x
  3. Step 3: Cross multiply
    5,680.26x = 8,511.12 × 3,484.35
  4. Step 4: Simplify right side
    5,680.26x = 29,655,720.97
  5. Step 5: Solve for x
    x = 29,655,720.97/5,680.26
  6. Step 6: Final answer
    x = 5,220.84

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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.