Home / 6,451.64-9,679.70-3,334.20

Finding the Fourth Proportional to 6,451.64, 9,679.70 and 3,334.20

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Solution

The fourth proportional to 6,451.64, 9,679.70 and 3,334.20 is: 5,002.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,451.64 : 9,679.70 = 3,334.20 : x
  2. Step 2: Convert to fraction form
    6,451.64/9,679.70 = 3,334.20/x
  3. Step 3: Cross multiply
    6,451.64x = 9,679.70 × 3,334.20
  4. Step 4: Simplify right side
    6,451.64x = 32,274,055.74
  5. Step 5: Solve for x
    x = 32,274,055.74/6,451.64
  6. Step 6: Final answer
    x = 5,002.46

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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.