Home / 8,749.71-13,112.85-4,794.99

Finding the Fourth Proportional to 8,749.71, 13,112.85 and 4,794.99

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Solution

The fourth proportional to 8,749.71, 13,112.85 and 4,794.99 is: 7,186.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749.71 : 13,112.85 = 4,794.99 : x
  2. Step 2: Convert to fraction form
    8,749.71/13,112.85 = 4,794.99/x
  3. Step 3: Cross multiply
    8,749.71x = 13,112.85 × 4,794.99
  4. Step 4: Simplify right side
    8,749.71x = 62,875,984.62
  5. Step 5: Solve for x
    x = 62,875,984.62/8,749.71
  6. Step 6: Final answer
    x = 7,186.06

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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.