Home / 4,890.24-7,338.60-2,425.68

Finding the Fourth Proportional to 4,890.24, 7,338.60 and 2,425.68

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Solution

The fourth proportional to 4,890.24, 7,338.60 and 2,425.68 is: 3,640.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890.24 : 7,338.60 = 2,425.68 : x
  2. Step 2: Convert to fraction form
    4,890.24/7,338.60 = 2,425.68/x
  3. Step 3: Cross multiply
    4,890.24x = 7,338.60 × 2,425.68
  4. Step 4: Simplify right side
    4,890.24x = 17,801,095.25
  5. Step 5: Solve for x
    x = 17,801,095.25/4,890.24
  6. Step 6: Final answer
    x = 3,640.13

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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.