Home / 8,501.14-12,771.76-5,000.12

Finding the Fourth Proportional to 8,501.14, 12,771.76 and 5,000.12

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Solution

The fourth proportional to 8,501.14, 12,771.76 and 5,000.12 is: 7,511.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,501.14 : 12,771.76 = 5,000.12 : x
  2. Step 2: Convert to fraction form
    8,501.14/12,771.76 = 5,000.12/x
  3. Step 3: Cross multiply
    8,501.14x = 12,771.76 × 5,000.12
  4. Step 4: Simplify right side
    8,501.14x = 63,860,332.61
  5. Step 5: Solve for x
    x = 63,860,332.61/8,501.14
  6. Step 6: Final answer
    x = 7,511.97

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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.