Home / 2,411.37-3,330.32-1,891.35

Finding the Fourth Proportional to 2,411.37, 3,330.32 and 1,891.35

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Solution

The fourth proportional to 2,411.37, 3,330.32 and 1,891.35 is: 2,612.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,411.37 : 3,330.32 = 1,891.35 : x
  2. Step 2: Convert to fraction form
    2,411.37/3,330.32 = 1,891.35/x
  3. Step 3: Cross multiply
    2,411.37x = 3,330.32 × 1,891.35
  4. Step 4: Simplify right side
    2,411.37x = 6,298,791.28
  5. Step 5: Solve for x
    x = 6,298,791.28/2,411.37
  6. Step 6: Final answer
    x = 2,612.12

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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.