Home / 3,136.24-4,327.62-1,877.02

Finding the Fourth Proportional to 3,136.24, 4,327.62 and 1,877.02

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Solution

The fourth proportional to 3,136.24, 4,327.62 and 1,877.02 is: 2,590.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.24 : 4,327.62 = 1,877.02 : x
  2. Step 2: Convert to fraction form
    3,136.24/4,327.62 = 1,877.02/x
  3. Step 3: Cross multiply
    3,136.24x = 4,327.62 × 1,877.02
  4. Step 4: Simplify right side
    3,136.24x = 8,123,029.29
  5. Step 5: Solve for x
    x = 8,123,029.29/3,136.24
  6. Step 6: Final answer
    x = 2,590.05

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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.