Home / 2,384.08-3,289.98-1,336.12

Finding the Fourth Proportional to 2,384.08, 3,289.98 and 1,336.12

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Solution

The fourth proportional to 2,384.08, 3,289.98 and 1,336.12 is: 1,843.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384.08 : 3,289.98 = 1,336.12 : x
  2. Step 2: Convert to fraction form
    2,384.08/3,289.98 = 1,336.12/x
  3. Step 3: Cross multiply
    2,384.08x = 3,289.98 × 1,336.12
  4. Step 4: Simplify right side
    2,384.08x = 4,395,808.08
  5. Step 5: Solve for x
    x = 4,395,808.08/2,384.08
  6. Step 6: Final answer
    x = 1,843.82

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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.