Home / 3,602.20-5,403.30-2,994.70

Finding the Fourth Proportional to 3,602.20, 5,403.30 and 2,994.70

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Solution

The fourth proportional to 3,602.20, 5,403.30 and 2,994.70 is: 4,492.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,602.20 : 5,403.30 = 2,994.70 : x
  2. Step 2: Convert to fraction form
    3,602.20/5,403.30 = 2,994.70/x
  3. Step 3: Cross multiply
    3,602.20x = 5,403.30 × 2,994.70
  4. Step 4: Simplify right side
    3,602.20x = 16,181,262.51
  5. Step 5: Solve for x
    x = 16,181,262.51/3,602.20
  6. Step 6: Final answer
    x = 4,492.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.