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Finding the Fourth Proportional to 7,526.67, 11,279.07 and 5,339.67

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Solution

The fourth proportional to 7,526.67, 11,279.07 and 5,339.67 is: 8,001.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526.67 : 11,279.07 = 5,339.67 : x
  2. Step 2: Convert to fraction form
    7,526.67/11,279.07 = 5,339.67/x
  3. Step 3: Cross multiply
    7,526.67x = 11,279.07 × 5,339.67
  4. Step 4: Simplify right side
    7,526.67x = 60,226,511.71
  5. Step 5: Solve for x
    x = 60,226,511.71/7,526.67
  6. Step 6: Final answer
    x = 8,001.75

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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.