Home / 8,511.48-12,767.36-2,668.14

Finding the Fourth Proportional to 8,511.48, 12,767.36 and 2,668.14

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Solution

The fourth proportional to 8,511.48, 12,767.36 and 2,668.14 is: 4,002.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,511.48 : 12,767.36 = 2,668.14 : x
  2. Step 2: Convert to fraction form
    8,511.48/12,767.36 = 2,668.14/x
  3. Step 3: Cross multiply
    8,511.48x = 12,767.36 × 2,668.14
  4. Step 4: Simplify right side
    8,511.48x = 34,065,090.57
  5. Step 5: Solve for x
    x = 34,065,090.57/8,511.48
  6. Step 6: Final answer
    x = 4,002.25

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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.