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Finding the Fourth Proportional to 9,365.87, 12,924.52 and 5,333.24

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Solution

The fourth proportional to 9,365.87, 12,924.52 and 5,333.24 is: 7,359.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,365.87 : 12,924.52 = 5,333.24 : x
  2. Step 2: Convert to fraction form
    9,365.87/12,924.52 = 5,333.24/x
  3. Step 3: Cross multiply
    9,365.87x = 12,924.52 × 5,333.24
  4. Step 4: Simplify right side
    9,365.87x = 68,929,586.02
  5. Step 5: Solve for x
    x = 68,929,586.02/9,365.87
  6. Step 6: Final answer
    x = 7,359.66

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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.