Home / 3,485.66-4,808.58-2,226.08

Finding the Fourth Proportional to 3,485.66, 4,808.58 and 2,226.08

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Solution

The fourth proportional to 3,485.66, 4,808.58 and 2,226.08 is: 3,070.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.66 : 4,808.58 = 2,226.08 : x
  2. Step 2: Convert to fraction form
    3,485.66/4,808.58 = 2,226.08/x
  3. Step 3: Cross multiply
    3,485.66x = 4,808.58 × 2,226.08
  4. Step 4: Simplify right side
    3,485.66x = 10,704,259.72
  5. Step 5: Solve for x
    x = 10,704,259.72/3,485.66
  6. Step 6: Final answer
    x = 3,070.95

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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.