Home / 1,623.03-2,237.18-1,550.13

Finding the Fourth Proportional to 1,623.03, 2,237.18 and 1,550.13

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Solution

The fourth proportional to 1,623.03, 2,237.18 and 1,550.13 is: 2,136.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623.03 : 2,237.18 = 1,550.13 : x
  2. Step 2: Convert to fraction form
    1,623.03/2,237.18 = 1,550.13/x
  3. Step 3: Cross multiply
    1,623.03x = 2,237.18 × 1,550.13
  4. Step 4: Simplify right side
    1,623.03x = 3,467,919.83
  5. Step 5: Solve for x
    x = 3,467,919.83/1,623.03
  6. Step 6: Final answer
    x = 2,136.69

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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.