Home / 4,136.31-6,209.73-2,681.55

Finding the Fourth Proportional to 4,136.31, 6,209.73 and 2,681.55

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Solution

The fourth proportional to 4,136.31, 6,209.73 and 2,681.55 is: 4,025.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136.31 : 6,209.73 = 2,681.55 : x
  2. Step 2: Convert to fraction form
    4,136.31/6,209.73 = 2,681.55/x
  3. Step 3: Cross multiply
    4,136.31x = 6,209.73 × 2,681.55
  4. Step 4: Simplify right side
    4,136.31x = 16,651,701.48
  5. Step 5: Solve for x
    x = 16,651,701.48/4,136.31
  6. Step 6: Final answer
    x = 4,025.74

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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.