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Finding the Fourth Proportional to 6,763.76, 9,325.45 and 4,369.69

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Solution

The fourth proportional to 6,763.76, 9,325.45 and 4,369.69 is: 6,024.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,763.76 : 9,325.45 = 4,369.69 : x
  2. Step 2: Convert to fraction form
    6,763.76/9,325.45 = 4,369.69/x
  3. Step 3: Cross multiply
    6,763.76x = 9,325.45 × 4,369.69
  4. Step 4: Simplify right side
    6,763.76x = 40,749,291.37
  5. Step 5: Solve for x
    x = 40,749,291.37/6,763.76
  6. Step 6: Final answer
    x = 6,024.65

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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.