Home / 10,839.52-14,958.57-6,123.70

Finding the Fourth Proportional to 10,839.52, 14,958.57 and 6,123.70

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Solution

The fourth proportional to 10,839.52, 14,958.57 and 6,123.70 is: 8,450.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,839.52 : 14,958.57 = 6,123.70 : x
  2. Step 2: Convert to fraction form
    10,839.52/14,958.57 = 6,123.70/x
  3. Step 3: Cross multiply
    10,839.52x = 14,958.57 × 6,123.70
  4. Step 4: Simplify right side
    10,839.52x = 91,601,795.11
  5. Step 5: Solve for x
    x = 91,601,795.11/10,839.52
  6. Step 6: Final answer
    x = 8,450.72

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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.