Home / 2,136.14-2,946.04-1,606.30

Finding the Fourth Proportional to 2,136.14, 2,946.04 and 1,606.30

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Solution

The fourth proportional to 2,136.14, 2,946.04 and 1,606.30 is: 2,215.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136.14 : 2,946.04 = 1,606.30 : x
  2. Step 2: Convert to fraction form
    2,136.14/2,946.04 = 1,606.30/x
  3. Step 3: Cross multiply
    2,136.14x = 2,946.04 × 1,606.30
  4. Step 4: Simplify right side
    2,136.14x = 4,732,224.05
  5. Step 5: Solve for x
    x = 4,732,224.05/2,136.14
  6. Step 6: Final answer
    x = 2,215.32

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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.