Home / 9,369.52-12,923.48-6,680.43

Finding the Fourth Proportional to 9,369.52, 12,923.48 and 6,680.43

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Solution

The fourth proportional to 9,369.52, 12,923.48 and 6,680.43 is: 9,214.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,369.52 : 12,923.48 = 6,680.43 : x
  2. Step 2: Convert to fraction form
    9,369.52/12,923.48 = 6,680.43/x
  3. Step 3: Cross multiply
    9,369.52x = 12,923.48 × 6,680.43
  4. Step 4: Simplify right side
    9,369.52x = 86,334,420.20
  5. Step 5: Solve for x
    x = 86,334,420.20/9,369.52
  6. Step 6: Final answer
    x = 9,214.39

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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.