Home / 3,336.57-4,602.90-2,158.02

Finding the Fourth Proportional to 3,336.57, 4,602.90 and 2,158.02

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Solution

The fourth proportional to 3,336.57, 4,602.90 and 2,158.02 is: 2,977.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336.57 : 4,602.90 = 2,158.02 : x
  2. Step 2: Convert to fraction form
    3,336.57/4,602.90 = 2,158.02/x
  3. Step 3: Cross multiply
    3,336.57x = 4,602.90 × 2,158.02
  4. Step 4: Simplify right side
    3,336.57x = 9,933,150.26
  5. Step 5: Solve for x
    x = 9,933,150.26/3,336.57
  6. Step 6: Final answer
    x = 2,977.05

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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.