Home / 6,421.06-9,614.18-3,336.58

Finding the Fourth Proportional to 6,421.06, 9,614.18 and 3,336.58

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Solution

The fourth proportional to 6,421.06, 9,614.18 and 3,336.58 is: 4,995.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,421.06 : 9,614.18 = 3,336.58 : x
  2. Step 2: Convert to fraction form
    6,421.06/9,614.18 = 3,336.58/x
  3. Step 3: Cross multiply
    6,421.06x = 9,614.18 × 3,336.58
  4. Step 4: Simplify right side
    6,421.06x = 32,078,480.70
  5. Step 5: Solve for x
    x = 32,078,480.70/6,421.06
  6. Step 6: Final answer
    x = 4,995.82

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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.