Home / 3,393.01-4,685.27-2,136.16

Finding the Fourth Proportional to 3,393.01, 4,685.27 and 2,136.16

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Solution

The fourth proportional to 3,393.01, 4,685.27 and 2,136.16 is: 2,949.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393.01 : 4,685.27 = 2,136.16 : x
  2. Step 2: Convert to fraction form
    3,393.01/4,685.27 = 2,136.16/x
  3. Step 3: Cross multiply
    3,393.01x = 4,685.27 × 2,136.16
  4. Step 4: Simplify right side
    3,393.01x = 10,008,486.36
  5. Step 5: Solve for x
    x = 10,008,486.36/3,393.01
  6. Step 6: Final answer
    x = 2,949.74

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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.