Home / 10,950.28-15,111.40-6,234.56

Finding the Fourth Proportional to 10,950.28, 15,111.40 and 6,234.56

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Solution

The fourth proportional to 10,950.28, 15,111.40 and 6,234.56 is: 8,603.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,950.28 : 15,111.40 = 6,234.56 : x
  2. Step 2: Convert to fraction form
    10,950.28/15,111.40 = 6,234.56/x
  3. Step 3: Cross multiply
    10,950.28x = 15,111.40 × 6,234.56
  4. Step 4: Simplify right side
    10,950.28x = 94,212,898.81
  5. Step 5: Solve for x
    x = 94,212,898.81/10,950.28
  6. Step 6: Final answer
    x = 8,603.70

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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.