Home / 2,332.87-3,218.81-1,324.36

Finding the Fourth Proportional to 2,332.87, 3,218.81 and 1,324.36

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Solution

The fourth proportional to 2,332.87, 3,218.81 and 1,324.36 is: 1,827.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,332.87 : 3,218.81 = 1,324.36 : x
  2. Step 2: Convert to fraction form
    2,332.87/3,218.81 = 1,324.36/x
  3. Step 3: Cross multiply
    2,332.87x = 3,218.81 × 1,324.36
  4. Step 4: Simplify right side
    2,332.87x = 4,262,842.51
  5. Step 5: Solve for x
    x = 4,262,842.51/2,332.87
  6. Step 6: Final answer
    x = 1,827.30

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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.