Home / 2,589.37-3,575.44-2,110.90

Finding the Fourth Proportional to 2,589.37, 3,575.44 and 2,110.90

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Solution

The fourth proportional to 2,589.37, 3,575.44 and 2,110.90 is: 2,914.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589.37 : 3,575.44 = 2,110.90 : x
  2. Step 2: Convert to fraction form
    2,589.37/3,575.44 = 2,110.90/x
  3. Step 3: Cross multiply
    2,589.37x = 3,575.44 × 2,110.90
  4. Step 4: Simplify right side
    2,589.37x = 7,547,406.76
  5. Step 5: Solve for x
    x = 7,547,406.76/2,589.37
  6. Step 6: Final answer
    x = 2,914.76

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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.