Home / 2,829.15-3,904.27-1,709.93

Finding the Fourth Proportional to 2,829.15, 3,904.27 and 1,709.93

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Solution

The fourth proportional to 2,829.15, 3,904.27 and 1,709.93 is: 2,359.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.15 : 3,904.27 = 1,709.93 : x
  2. Step 2: Convert to fraction form
    2,829.15/3,904.27 = 1,709.93/x
  3. Step 3: Cross multiply
    2,829.15x = 3,904.27 × 1,709.93
  4. Step 4: Simplify right side
    2,829.15x = 6,676,033.89
  5. Step 5: Solve for x
    x = 6,676,033.89/2,829.15
  6. Step 6: Final answer
    x = 2,359.73

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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.