Home / 2,411.87-3,329.16-1,854.19

Finding the Fourth Proportional to 2,411.87, 3,329.16 and 1,854.19

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Solution

The fourth proportional to 2,411.87, 3,329.16 and 1,854.19 is: 2,559.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,411.87 : 3,329.16 = 1,854.19 : x
  2. Step 2: Convert to fraction form
    2,411.87/3,329.16 = 1,854.19/x
  3. Step 3: Cross multiply
    2,411.87x = 3,329.16 × 1,854.19
  4. Step 4: Simplify right side
    2,411.87x = 6,172,884.09
  5. Step 5: Solve for x
    x = 6,172,884.09/2,411.87
  6. Step 6: Final answer
    x = 2,559.38

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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.