Home / 3,405.42-4,703.97-2,525.76

Finding the Fourth Proportional to 3,405.42, 4,703.97 and 2,525.76

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Solution

The fourth proportional to 3,405.42, 4,703.97 and 2,525.76 is: 3,488.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405.42 : 4,703.97 = 2,525.76 : x
  2. Step 2: Convert to fraction form
    3,405.42/4,703.97 = 2,525.76/x
  3. Step 3: Cross multiply
    3,405.42x = 4,703.97 × 2,525.76
  4. Step 4: Simplify right side
    3,405.42x = 11,881,099.27
  5. Step 5: Solve for x
    x = 11,881,099.27/3,405.42
  6. Step 6: Final answer
    x = 3,488.88

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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.