Home / 7,592.70-11,383.58-5,121.39

Finding the Fourth Proportional to 7,592.70, 11,383.58 and 5,121.39

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Solution

The fourth proportional to 7,592.70, 11,383.58 and 5,121.39 is: 7,678.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,592.70 : 11,383.58 = 5,121.39 : x
  2. Step 2: Convert to fraction form
    7,592.70/11,383.58 = 5,121.39/x
  3. Step 3: Cross multiply
    7,592.70x = 11,383.58 × 5,121.39
  4. Step 4: Simplify right side
    7,592.70x = 58,299,727.17
  5. Step 5: Solve for x
    x = 58,299,727.17/7,592.70
  6. Step 6: Final answer
    x = 7,678.39

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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.