Home / 2,400.49-3,313.61-1,876.69

Finding the Fourth Proportional to 2,400.49, 3,313.61 and 1,876.69

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Solution

The fourth proportional to 2,400.49, 3,313.61 and 1,876.69 is: 2,590.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400.49 : 3,313.61 = 1,876.69 : x
  2. Step 2: Convert to fraction form
    2,400.49/3,313.61 = 1,876.69/x
  3. Step 3: Cross multiply
    2,400.49x = 3,313.61 × 1,876.69
  4. Step 4: Simplify right side
    2,400.49x = 6,218,609.37
  5. Step 5: Solve for x
    x = 6,218,609.37/2,400.49
  6. Step 6: Final answer
    x = 2,590.56

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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.