Home / 4,811.82-6,619.50-3,925.68

Finding the Fourth Proportional to 4,811.82, 6,619.50 and 3,925.68

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Solution

The fourth proportional to 4,811.82, 6,619.50 and 3,925.68 is: 5,400.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.82 : 6,619.50 = 3,925.68 : x
  2. Step 2: Convert to fraction form
    4,811.82/6,619.50 = 3,925.68/x
  3. Step 3: Cross multiply
    4,811.82x = 6,619.50 × 3,925.68
  4. Step 4: Simplify right side
    4,811.82x = 25,986,038.76
  5. Step 5: Solve for x
    x = 25,986,038.76/4,811.82
  6. Step 6: Final answer
    x = 5,400.46

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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.