Home / 2,330.19-3,215.25-1,887.33

Finding the Fourth Proportional to 2,330.19, 3,215.25 and 1,887.33

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Solution

The fourth proportional to 2,330.19, 3,215.25 and 1,887.33 is: 2,604.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330.19 : 3,215.25 = 1,887.33 : x
  2. Step 2: Convert to fraction form
    2,330.19/3,215.25 = 1,887.33/x
  3. Step 3: Cross multiply
    2,330.19x = 3,215.25 × 1,887.33
  4. Step 4: Simplify right side
    2,330.19x = 6,068,237.78
  5. Step 5: Solve for x
    x = 6,068,237.78/2,330.19
  6. Step 6: Final answer
    x = 2,604.18

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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.