Home / 6,909.01-10,366.58-3,621.32

Finding the Fourth Proportional to 6,909.01, 10,366.58 and 3,621.32

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Solution

The fourth proportional to 6,909.01, 10,366.58 and 3,621.32 is: 5,433.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909.01 : 10,366.58 = 3,621.32 : x
  2. Step 2: Convert to fraction form
    6,909.01/10,366.58 = 3,621.32/x
  3. Step 3: Cross multiply
    6,909.01x = 10,366.58 × 3,621.32
  4. Step 4: Simplify right side
    6,909.01x = 37,540,703.49
  5. Step 5: Solve for x
    x = 37,540,703.49/6,909.01
  6. Step 6: Final answer
    x = 5,433.59

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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.