Home / 6,120.06-8,445.51-3,468.32

Finding the Fourth Proportional to 6,120.06, 8,445.51 and 3,468.32

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Solution

The fourth proportional to 6,120.06, 8,445.51 and 3,468.32 is: 4,786.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120.06 : 8,445.51 = 3,468.32 : x
  2. Step 2: Convert to fraction form
    6,120.06/8,445.51 = 3,468.32/x
  3. Step 3: Cross multiply
    6,120.06x = 8,445.51 × 3,468.32
  4. Step 4: Simplify right side
    6,120.06x = 29,291,713.90
  5. Step 5: Solve for x
    x = 29,291,713.90/6,120.06
  6. Step 6: Final answer
    x = 4,786.18

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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.