Home / 2,136.04-2,947.14-1,252.06

Finding the Fourth Proportional to 2,136.04, 2,947.14 and 1,252.06

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Solution

The fourth proportional to 2,136.04, 2,947.14 and 1,252.06 is: 1,727.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136.04 : 2,947.14 = 1,252.06 : x
  2. Step 2: Convert to fraction form
    2,136.04/2,947.14 = 1,252.06/x
  3. Step 3: Cross multiply
    2,136.04x = 2,947.14 × 1,252.06
  4. Step 4: Simplify right side
    2,136.04x = 3,689,996.11
  5. Step 5: Solve for x
    x = 3,689,996.11/2,136.04
  6. Step 6: Final answer
    x = 1,727.49

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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.