Home / 4,574.15-6,860.31-2,108.61

Finding the Fourth Proportional to 4,574.15, 6,860.31 and 2,108.61

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Solution

The fourth proportional to 4,574.15, 6,860.31 and 2,108.61 is: 3,162.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,574.15 : 6,860.31 = 2,108.61 : x
  2. Step 2: Convert to fraction form
    4,574.15/6,860.31 = 2,108.61/x
  3. Step 3: Cross multiply
    4,574.15x = 6,860.31 × 2,108.61
  4. Step 4: Simplify right side
    4,574.15x = 14,465,694.03
  5. Step 5: Solve for x
    x = 14,465,694.03/4,574.15
  6. Step 6: Final answer
    x = 3,162.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.