Home / 3,206.18-4,798.32-2,686.77

Finding the Fourth Proportional to 3,206.18, 4,798.32 and 2,686.77

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Solution

The fourth proportional to 3,206.18, 4,798.32 and 2,686.77 is: 4,020.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206.18 : 4,798.32 = 2,686.77 : x
  2. Step 2: Convert to fraction form
    3,206.18/4,798.32 = 2,686.77/x
  3. Step 3: Cross multiply
    3,206.18x = 4,798.32 × 2,686.77
  4. Step 4: Simplify right side
    3,206.18x = 12,891,987.26
  5. Step 5: Solve for x
    x = 12,891,987.26/3,206.18
  6. Step 6: Final answer
    x = 4,020.98

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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.