Home / 4,942.18-7,409.78-2,475.23

Finding the Fourth Proportional to 4,942.18, 7,409.78 and 2,475.23

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Solution

The fourth proportional to 4,942.18, 7,409.78 and 2,475.23 is: 3,711.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942.18 : 7,409.78 = 2,475.23 : x
  2. Step 2: Convert to fraction form
    4,942.18/7,409.78 = 2,475.23/x
  3. Step 3: Cross multiply
    4,942.18x = 7,409.78 × 2,475.23
  4. Step 4: Simplify right side
    4,942.18x = 18,340,869.61
  5. Step 5: Solve for x
    x = 18,340,869.61/4,942.18
  6. Step 6: Final answer
    x = 3,711.09

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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.