Home / 5,683.20-8,511.55-5,486.14

Finding the Fourth Proportional to 5,683.20, 8,511.55 and 5,486.14

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Solution

The fourth proportional to 5,683.20, 8,511.55 and 5,486.14 is: 8,216.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,683.20 : 8,511.55 = 5,486.14 : x
  2. Step 2: Convert to fraction form
    5,683.20/8,511.55 = 5,486.14/x
  3. Step 3: Cross multiply
    5,683.20x = 8,511.55 × 5,486.14
  4. Step 4: Simplify right side
    5,683.20x = 46,695,554.92
  5. Step 5: Solve for x
    x = 46,695,554.92/5,683.20
  6. Step 6: Final answer
    x = 8,216.42

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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.