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Finding the Fourth Proportional to 9,927.44, 14,879.68 and 7,306.08

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Solution

The fourth proportional to 9,927.44, 14,879.68 and 7,306.08 is: 10,950.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,927.44 : 14,879.68 = 7,306.08 : x
  2. Step 2: Convert to fraction form
    9,927.44/14,879.68 = 7,306.08/x
  3. Step 3: Cross multiply
    9,927.44x = 14,879.68 × 7,306.08
  4. Step 4: Simplify right side
    9,927.44x = 108,712,132.45
  5. Step 5: Solve for x
    x = 108,712,132.45/9,927.44
  6. Step 6: Final answer
    x = 10,950.67

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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.