Home / 2,829.30-3,904.47-1,710.28

Finding the Fourth Proportional to 2,829.30, 3,904.47 and 1,710.28

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Solution

The fourth proportional to 2,829.30, 3,904.47 and 1,710.28 is: 2,360.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.30 : 3,904.47 = 1,710.28 : x
  2. Step 2: Convert to fraction form
    2,829.30/3,904.47 = 1,710.28/x
  3. Step 3: Cross multiply
    2,829.30x = 3,904.47 × 1,710.28
  4. Step 4: Simplify right side
    2,829.30x = 6,677,736.95
  5. Step 5: Solve for x
    x = 6,677,736.95/2,829.30
  6. Step 6: Final answer
    x = 2,360.21

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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.