Home / 1,589.58-2,187.09-1,552.77

Finding the Fourth Proportional to 1,589.58, 2,187.09 and 1,552.77

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Solution

The fourth proportional to 1,589.58, 2,187.09 and 1,552.77 is: 2,136.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589.58 : 2,187.09 = 1,552.77 : x
  2. Step 2: Convert to fraction form
    1,589.58/2,187.09 = 1,552.77/x
  3. Step 3: Cross multiply
    1,589.58x = 2,187.09 × 1,552.77
  4. Step 4: Simplify right side
    1,589.58x = 3,396,047.74
  5. Step 5: Solve for x
    x = 3,396,047.74/1,589.58
  6. Step 6: Final answer
    x = 2,136.44

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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.