Home / 3,708.23-5,117.09-2,136.33

Finding the Fourth Proportional to 3,708.23, 5,117.09 and 2,136.33

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Solution

The fourth proportional to 3,708.23, 5,117.09 and 2,136.33 is: 2,947.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.23 : 5,117.09 = 2,136.33 : x
  2. Step 2: Convert to fraction form
    3,708.23/5,117.09 = 2,136.33/x
  3. Step 3: Cross multiply
    3,708.23x = 5,117.09 × 2,136.33
  4. Step 4: Simplify right side
    3,708.23x = 10,931,782.20
  5. Step 5: Solve for x
    x = 10,931,782.20/3,708.23
  6. Step 6: Final answer
    x = 2,947.98

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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.