Home / 6,564.20-9,846.30-4,231.40

Finding the Fourth Proportional to 6,564.20, 9,846.30 and 4,231.40

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Solution

The fourth proportional to 6,564.20, 9,846.30 and 4,231.40 is: 6,347.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,564.20 : 9,846.30 = 4,231.40 : x
  2. Step 2: Convert to fraction form
    6,564.20/9,846.30 = 4,231.40/x
  3. Step 3: Cross multiply
    6,564.20x = 9,846.30 × 4,231.40
  4. Step 4: Simplify right side
    6,564.20x = 41,663,633.82
  5. Step 5: Solve for x
    x = 41,663,633.82/6,564.20
  6. Step 6: Final answer
    x = 6,347.10

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Similar ratio
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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.