Home / 2,400.83-3,313.05-1,352.69

Finding the Fourth Proportional to 2,400.83, 3,313.05 and 1,352.69

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Solution

The fourth proportional to 2,400.83, 3,313.05 and 1,352.69 is: 1,866.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400.83 : 3,313.05 = 1,352.69 : x
  2. Step 2: Convert to fraction form
    2,400.83/3,313.05 = 1,352.69/x
  3. Step 3: Cross multiply
    2,400.83x = 3,313.05 × 1,352.69
  4. Step 4: Simplify right side
    2,400.83x = 4,481,513.04
  5. Step 5: Solve for x
    x = 4,481,513.04/2,400.83
  6. Step 6: Final answer
    x = 1,866.66

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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.