Home / 1,906.96-2,634.10-1,470.24

Finding the Fourth Proportional to 1,906.96, 2,634.10 and 1,470.24

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Solution

The fourth proportional to 1,906.96, 2,634.10 and 1,470.24 is: 2,030.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906.96 : 2,634.10 = 1,470.24 : x
  2. Step 2: Convert to fraction form
    1,906.96/2,634.10 = 1,470.24/x
  3. Step 3: Cross multiply
    1,906.96x = 2,634.10 × 1,470.24
  4. Step 4: Simplify right side
    1,906.96x = 3,872,759.18
  5. Step 5: Solve for x
    x = 3,872,759.18/1,906.96
  6. Step 6: Final answer
    x = 2,030.85

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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.