Home / 2,020.23-2,787.93-1,136.02

Finding the Fourth Proportional to 2,020.23, 2,787.93 and 1,136.02

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Solution

The fourth proportional to 2,020.23, 2,787.93 and 1,136.02 is: 1,567.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020.23 : 2,787.93 = 1,136.02 : x
  2. Step 2: Convert to fraction form
    2,020.23/2,787.93 = 1,136.02/x
  3. Step 3: Cross multiply
    2,020.23x = 2,787.93 × 1,136.02
  4. Step 4: Simplify right side
    2,020.23x = 3,167,144.24
  5. Step 5: Solve for x
    x = 3,167,144.24/2,020.23
  6. Step 6: Final answer
    x = 1,567.71

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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.