Home / 8,134.07-11,228.11-5,302.13

Finding the Fourth Proportional to 8,134.07, 11,228.11 and 5,302.13

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Solution

The fourth proportional to 8,134.07, 11,228.11 and 5,302.13 is: 7,318.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,134.07 : 11,228.11 = 5,302.13 : x
  2. Step 2: Convert to fraction form
    8,134.07/11,228.11 = 5,302.13/x
  3. Step 3: Cross multiply
    8,134.07x = 11,228.11 × 5,302.13
  4. Step 4: Simplify right side
    8,134.07x = 59,532,898.87
  5. Step 5: Solve for x
    x = 59,532,898.87/8,134.07
  6. Step 6: Final answer
    x = 7,318.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.