Home / 2,767.20-3,818.73-1,588.26

Finding the Fourth Proportional to 2,767.20, 3,818.73 and 1,588.26

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Solution

The fourth proportional to 2,767.20, 3,818.73 and 1,588.26 is: 2,191.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767.20 : 3,818.73 = 1,588.26 : x
  2. Step 2: Convert to fraction form
    2,767.20/3,818.73 = 1,588.26/x
  3. Step 3: Cross multiply
    2,767.20x = 3,818.73 × 1,588.26
  4. Step 4: Simplify right side
    2,767.20x = 6,065,136.11
  5. Step 5: Solve for x
    x = 6,065,136.11/2,767.20
  6. Step 6: Final answer
    x = 2,191.80

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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.