Home / 4,374.51-6,561.80-1,908.73

Finding the Fourth Proportional to 4,374.51, 6,561.80 and 1,908.73

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Solution

The fourth proportional to 4,374.51, 6,561.80 and 1,908.73 is: 2,863.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,374.51 : 6,561.80 = 1,908.73 : x
  2. Step 2: Convert to fraction form
    4,374.51/6,561.80 = 1,908.73/x
  3. Step 3: Cross multiply
    4,374.51x = 6,561.80 × 1,908.73
  4. Step 4: Simplify right side
    4,374.51x = 12,524,679.96
  5. Step 5: Solve for x
    x = 12,524,679.96/4,374.51
  6. Step 6: Final answer
    x = 2,863.10

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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.