Home / 3,279.25-4,525.37-1,807.25

Finding the Fourth Proportional to 3,279.25, 4,525.37 and 1,807.25

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Solution

The fourth proportional to 3,279.25, 4,525.37 and 1,807.25 is: 2,494.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.25 : 4,525.37 = 1,807.25 : x
  2. Step 2: Convert to fraction form
    3,279.25/4,525.37 = 1,807.25/x
  3. Step 3: Cross multiply
    3,279.25x = 4,525.37 × 1,807.25
  4. Step 4: Simplify right side
    3,279.25x = 8,178,465.90
  5. Step 5: Solve for x
    x = 8,178,465.90/3,279.25
  6. Step 6: Final answer
    x = 2,494.01

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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.