Home / 8,330.94-12,490.24-5,043.26

Finding the Fourth Proportional to 8,330.94, 12,490.24 and 5,043.26

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Solution

The fourth proportional to 8,330.94, 12,490.24 and 5,043.26 is: 7,561.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,330.94 : 12,490.24 = 5,043.26 : x
  2. Step 2: Convert to fraction form
    8,330.94/12,490.24 = 5,043.26/x
  3. Step 3: Cross multiply
    8,330.94x = 12,490.24 × 5,043.26
  4. Step 4: Simplify right side
    8,330.94x = 62,991,496.56
  5. Step 5: Solve for x
    x = 62,991,496.56/8,330.94
  6. Step 6: Final answer
    x = 7,561.15

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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.