Home / 1,904.80-2,634.45-1,708.24

Finding the Fourth Proportional to 1,904.80, 2,634.45 and 1,708.24

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Solution

The fourth proportional to 1,904.80, 2,634.45 and 1,708.24 is: 2,362.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904.80 : 2,634.45 = 1,708.24 : x
  2. Step 2: Convert to fraction form
    1,904.80/2,634.45 = 1,708.24/x
  3. Step 3: Cross multiply
    1,904.80x = 2,634.45 × 1,708.24
  4. Step 4: Simplify right side
    1,904.80x = 4,500,272.87
  5. Step 5: Solve for x
    x = 4,500,272.87/1,904.80
  6. Step 6: Final answer
    x = 2,362.60

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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.