Home / 3,316.32-4,954.41-2,136.70

Finding the Fourth Proportional to 3,316.32, 4,954.41 and 2,136.70

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Solution

The fourth proportional to 3,316.32, 4,954.41 and 2,136.70 is: 3,192.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.32 : 4,954.41 = 2,136.70 : x
  2. Step 2: Convert to fraction form
    3,316.32/4,954.41 = 2,136.70/x
  3. Step 3: Cross multiply
    3,316.32x = 4,954.41 × 2,136.70
  4. Step 4: Simplify right side
    3,316.32x = 10,586,094.04
  5. Step 5: Solve for x
    x = 10,586,094.04/3,316.32
  6. Step 6: Final answer
    x = 3,192.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.