Home / 8,724.99-13,088.69-2,800.49

Finding the Fourth Proportional to 8,724.99, 13,088.69 and 2,800.49

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Solution

The fourth proportional to 8,724.99, 13,088.69 and 2,800.49 is: 4,201.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,724.99 : 13,088.69 = 2,800.49 : x
  2. Step 2: Convert to fraction form
    8,724.99/13,088.69 = 2,800.49/x
  3. Step 3: Cross multiply
    8,724.99x = 13,088.69 × 2,800.49
  4. Step 4: Simplify right side
    8,724.99x = 36,654,680.01
  5. Step 5: Solve for x
    x = 36,654,680.01/8,724.99
  6. Step 6: Final answer
    x = 4,201.12

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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.