Home / 7,442.23-11,165.92-4,953.41

Finding the Fourth Proportional to 7,442.23, 11,165.92 and 4,953.41

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Solution

The fourth proportional to 7,442.23, 11,165.92 and 4,953.41 is: 7,431.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442.23 : 11,165.92 = 4,953.41 : x
  2. Step 2: Convert to fraction form
    7,442.23/11,165.92 = 4,953.41/x
  3. Step 3: Cross multiply
    7,442.23x = 11,165.92 × 4,953.41
  4. Step 4: Simplify right side
    7,442.23x = 55,309,311.57
  5. Step 5: Solve for x
    x = 55,309,311.57/7,442.23
  6. Step 6: Final answer
    x = 7,431.82

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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.