Home / 3,427.42-5,136.36-1,925.11

Finding the Fourth Proportional to 3,427.42, 5,136.36 and 1,925.11

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Solution

The fourth proportional to 3,427.42, 5,136.36 and 1,925.11 is: 2,884.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427.42 : 5,136.36 = 1,925.11 : x
  2. Step 2: Convert to fraction form
    3,427.42/5,136.36 = 1,925.11/x
  3. Step 3: Cross multiply
    3,427.42x = 5,136.36 × 1,925.11
  4. Step 4: Simplify right side
    3,427.42x = 9,888,022.69
  5. Step 5: Solve for x
    x = 9,888,022.69/3,427.42
  6. Step 6: Final answer
    x = 2,884.98

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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.