Home / 8,749.52-13,113.20-3,817.84

Finding the Fourth Proportional to 8,749.52, 13,113.20 and 3,817.84

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Solution

The fourth proportional to 8,749.52, 13,113.20 and 3,817.84 is: 5,721.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749.52 : 13,113.20 = 3,817.84 : x
  2. Step 2: Convert to fraction form
    8,749.52/13,113.20 = 3,817.84/x
  3. Step 3: Cross multiply
    8,749.52x = 13,113.20 × 3,817.84
  4. Step 4: Simplify right side
    8,749.52x = 50,064,099.49
  5. Step 5: Solve for x
    x = 50,064,099.49/8,749.52
  6. Step 6: Final answer
    x = 5,721.93

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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.