Home / 11,123.72-15,350.74-6,087.94

Finding the Fourth Proportional to 11,123.72, 15,350.74 and 6,087.94

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Solution

The fourth proportional to 11,123.72, 15,350.74 and 6,087.94 is: 8,401.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,123.72 : 15,350.74 = 6,087.94 : x
  2. Step 2: Convert to fraction form
    11,123.72/15,350.74 = 6,087.94/x
  3. Step 3: Cross multiply
    11,123.72x = 15,350.74 × 6,087.94
  4. Step 4: Simplify right side
    11,123.72x = 93,454,353.31
  5. Step 5: Solve for x
    x = 93,454,353.31/11,123.72
  6. Step 6: Final answer
    x = 8,401.36

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Half scale
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Double scale
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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.