Home / 4,840.05-7,265.55-1,920.41

Finding the Fourth Proportional to 4,840.05, 7,265.55 and 1,920.41

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Solution

The fourth proportional to 4,840.05, 7,265.55 and 1,920.41 is: 2,882.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,840.05 : 7,265.55 = 1,920.41 : x
  2. Step 2: Convert to fraction form
    4,840.05/7,265.55 = 1,920.41/x
  3. Step 3: Cross multiply
    4,840.05x = 7,265.55 × 1,920.41
  4. Step 4: Simplify right side
    4,840.05x = 13,952,822.19
  5. Step 5: Solve for x
    x = 13,952,822.19/4,840.05
  6. Step 6: Final answer
    x = 2,882.78

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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.