Home / 5,511.15-8,266.73-4,282.35

Finding the Fourth Proportional to 5,511.15, 8,266.73 and 4,282.35

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Solution

The fourth proportional to 5,511.15, 8,266.73 and 4,282.35 is: 6,423.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,511.15 : 8,266.73 = 4,282.35 : x
  2. Step 2: Convert to fraction form
    5,511.15/8,266.73 = 4,282.35/x
  3. Step 3: Cross multiply
    5,511.15x = 8,266.73 × 4,282.35
  4. Step 4: Simplify right side
    5,511.15x = 35,401,009.80
  5. Step 5: Solve for x
    x = 35,401,009.80/5,511.15
  6. Step 6: Final answer
    x = 6,423.53

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Similar ratio
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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.