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Finding the Fourth Proportional to 9,216.73, 12,719.22 and 5,024.98

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Solution

The fourth proportional to 9,216.73, 12,719.22 and 5,024.98 is: 6,934.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,216.73 : 12,719.22 = 5,024.98 : x
  2. Step 2: Convert to fraction form
    9,216.73/12,719.22 = 5,024.98/x
  3. Step 3: Cross multiply
    9,216.73x = 12,719.22 × 5,024.98
  4. Step 4: Simplify right side
    9,216.73x = 63,913,826.12
  5. Step 5: Solve for x
    x = 63,913,826.12/9,216.73
  6. Step 6: Final answer
    x = 6,934.54

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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.