Home / 6,909.90-10,363.38-2,230.34

Finding the Fourth Proportional to 6,909.90, 10,363.38 and 2,230.34

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Solution

The fourth proportional to 6,909.90, 10,363.38 and 2,230.34 is: 3,345.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909.90 : 10,363.38 = 2,230.34 : x
  2. Step 2: Convert to fraction form
    6,909.90/10,363.38 = 2,230.34/x
  3. Step 3: Cross multiply
    6,909.90x = 10,363.38 × 2,230.34
  4. Step 4: Simplify right side
    6,909.90x = 23,113,860.95
  5. Step 5: Solve for x
    x = 23,113,860.95/6,909.90
  6. Step 6: Final answer
    x = 3,345.04

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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.