Home / 6,451.12-9,663.72-3,852.64

Finding the Fourth Proportional to 6,451.12, 9,663.72 and 3,852.64

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Solution

The fourth proportional to 6,451.12, 9,663.72 and 3,852.64 is: 5,771.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,451.12 : 9,663.72 = 3,852.64 : x
  2. Step 2: Convert to fraction form
    6,451.12/9,663.72 = 3,852.64/x
  3. Step 3: Cross multiply
    6,451.12x = 9,663.72 × 3,852.64
  4. Step 4: Simplify right side
    6,451.12x = 37,230,834.22
  5. Step 5: Solve for x
    x = 37,230,834.22/6,451.12
  6. Step 6: Final answer
    x = 5,771.22

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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.