Home / 3,712.04-5,106.66-3,210.92

Finding the Fourth Proportional to 3,712.04, 5,106.66 and 3,210.92

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Solution

The fourth proportional to 3,712.04, 5,106.66 and 3,210.92 is: 4,417.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.04 : 5,106.66 = 3,210.92 : x
  2. Step 2: Convert to fraction form
    3,712.04/5,106.66 = 3,210.92/x
  3. Step 3: Cross multiply
    3,712.04x = 5,106.66 × 3,210.92
  4. Step 4: Simplify right side
    3,712.04x = 16,397,076.73
  5. Step 5: Solve for x
    x = 16,397,076.73/3,712.04
  6. Step 6: Final answer
    x = 4,417.27

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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.