Home / 10,950.57-15,111.63-6,234.75

Finding the Fourth Proportional to 10,950.57, 15,111.63 and 6,234.75

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Solution

The fourth proportional to 10,950.57, 15,111.63 and 6,234.75 is: 8,603.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,950.57 : 15,111.63 = 6,234.75 : x
  2. Step 2: Convert to fraction form
    10,950.57/15,111.63 = 6,234.75/x
  3. Step 3: Cross multiply
    10,950.57x = 15,111.63 × 6,234.75
  4. Step 4: Simplify right side
    10,950.57x = 94,217,235.14
  5. Step 5: Solve for x
    x = 94,217,235.14/10,950.57
  6. Step 6: Final answer
    x = 8,603.87

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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.