Home / 7,647.02-11,471.61-2,382.43

Finding the Fourth Proportional to 7,647.02, 11,471.61 and 2,382.43

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Solution

The fourth proportional to 7,647.02, 11,471.61 and 2,382.43 is: 3,573.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,647.02 : 11,471.61 = 2,382.43 : x
  2. Step 2: Convert to fraction form
    7,647.02/11,471.61 = 2,382.43/x
  3. Step 3: Cross multiply
    7,647.02x = 11,471.61 × 2,382.43
  4. Step 4: Simplify right side
    7,647.02x = 27,330,296.18
  5. Step 5: Solve for x
    x = 27,330,296.18/7,647.02
  6. Step 6: Final answer
    x = 3,573.98

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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.