Home / 4,938.24-6,815.36-2,842.77

Finding the Fourth Proportional to 4,938.24, 6,815.36 and 2,842.77

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Solution

The fourth proportional to 4,938.24, 6,815.36 and 2,842.77 is: 3,923.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938.24 : 6,815.36 = 2,842.77 : x
  2. Step 2: Convert to fraction form
    4,938.24/6,815.36 = 2,842.77/x
  3. Step 3: Cross multiply
    4,938.24x = 6,815.36 × 2,842.77
  4. Step 4: Simplify right side
    4,938.24x = 19,374,500.95
  5. Step 5: Solve for x
    x = 19,374,500.95/4,938.24
  6. Step 6: Final answer
    x = 3,923.36

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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.