Home / 5,070.22-6,994.47-3,180.85

Finding the Fourth Proportional to 5,070.22, 6,994.47 and 3,180.85

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Solution

The fourth proportional to 5,070.22, 6,994.47 and 3,180.85 is: 4,388.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.22 : 6,994.47 = 3,180.85 : x
  2. Step 2: Convert to fraction form
    5,070.22/6,994.47 = 3,180.85/x
  3. Step 3: Cross multiply
    5,070.22x = 6,994.47 × 3,180.85
  4. Step 4: Simplify right side
    5,070.22x = 22,248,359.90
  5. Step 5: Solve for x
    x = 22,248,359.90/5,070.22
  6. Step 6: Final answer
    x = 4,388.05

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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.