Home / 4,914.72-6,788.95-3,926.93

Finding the Fourth Proportional to 4,914.72, 6,788.95 and 3,926.93

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Solution

The fourth proportional to 4,914.72, 6,788.95 and 3,926.93 is: 5,424.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914.72 : 6,788.95 = 3,926.93 : x
  2. Step 2: Convert to fraction form
    4,914.72/6,788.95 = 3,926.93/x
  3. Step 3: Cross multiply
    4,914.72x = 6,788.95 × 3,926.93
  4. Step 4: Simplify right side
    4,914.72x = 26,659,687.66
  5. Step 5: Solve for x
    x = 26,659,687.66/4,914.72
  6. Step 6: Final answer
    x = 5,424.46

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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.