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Finding the Fourth Proportional to 6,866.69, 9,483.82 and 4,624.67

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Solution

The fourth proportional to 6,866.69, 9,483.82 and 4,624.67 is: 6,387.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,866.69 : 9,483.82 = 4,624.67 : x
  2. Step 2: Convert to fraction form
    6,866.69/9,483.82 = 4,624.67/x
  3. Step 3: Cross multiply
    6,866.69x = 9,483.82 × 4,624.67
  4. Step 4: Simplify right side
    6,866.69x = 43,859,549.99
  5. Step 5: Solve for x
    x = 43,859,549.99/6,866.69
  6. Step 6: Final answer
    x = 6,387.30

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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.