Home / 2,403.87-3,317.72-2,010.75

Finding the Fourth Proportional to 2,403.87, 3,317.72 and 2,010.75

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Solution

The fourth proportional to 2,403.87, 3,317.72 and 2,010.75 is: 2,775.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403.87 : 3,317.72 = 2,010.75 : x
  2. Step 2: Convert to fraction form
    2,403.87/3,317.72 = 2,010.75/x
  3. Step 3: Cross multiply
    2,403.87x = 3,317.72 × 2,010.75
  4. Step 4: Simplify right side
    2,403.87x = 6,671,105.49
  5. Step 5: Solve for x
    x = 6,671,105.49/2,403.87
  6. Step 6: Final answer
    x = 2,775.15

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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.