Home / 4,854.31-7,288.75-2,776.66

Finding the Fourth Proportional to 4,854.31, 7,288.75 and 2,776.66

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Solution

The fourth proportional to 4,854.31, 7,288.75 and 2,776.66 is: 4,169.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,854.31 : 7,288.75 = 2,776.66 : x
  2. Step 2: Convert to fraction form
    4,854.31/7,288.75 = 2,776.66/x
  3. Step 3: Cross multiply
    4,854.31x = 7,288.75 × 2,776.66
  4. Step 4: Simplify right side
    4,854.31x = 20,238,365.82
  5. Step 5: Solve for x
    x = 20,238,365.82/4,854.31
  6. Step 6: Final answer
    x = 4,169.16

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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.