Home / 4,136.46-5,706.40-2,643.63

Finding the Fourth Proportional to 4,136.46, 5,706.40 and 2,643.63

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Solution

The fourth proportional to 4,136.46, 5,706.40 and 2,643.63 is: 3,646.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136.46 : 5,706.40 = 2,643.63 : x
  2. Step 2: Convert to fraction form
    4,136.46/5,706.40 = 2,643.63/x
  3. Step 3: Cross multiply
    4,136.46x = 5,706.40 × 2,643.63
  4. Step 4: Simplify right side
    4,136.46x = 15,085,610.23
  5. Step 5: Solve for x
    x = 15,085,610.23/4,136.46
  6. Step 6: Final answer
    x = 3,646.99

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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.