Home / 3,336.30-4,602.02-2,390.76

Finding the Fourth Proportional to 3,336.30, 4,602.02 and 2,390.76

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Solution

The fourth proportional to 3,336.30, 4,602.02 and 2,390.76 is: 3,297.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336.30 : 4,602.02 = 2,390.76 : x
  2. Step 2: Convert to fraction form
    3,336.30/4,602.02 = 2,390.76/x
  3. Step 3: Cross multiply
    3,336.30x = 4,602.02 × 2,390.76
  4. Step 4: Simplify right side
    3,336.30x = 11,002,313.38
  5. Step 5: Solve for x
    x = 11,002,313.38/3,336.30
  6. Step 6: Final answer
    x = 3,297.76

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Half scale
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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.