Home / 6,416.27-9,630.47-3,298.47

Finding the Fourth Proportional to 6,416.27, 9,630.47 and 3,298.47

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Solution

The fourth proportional to 6,416.27, 9,630.47 and 3,298.47 is: 4,950.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,416.27 : 9,630.47 = 3,298.47 : x
  2. Step 2: Convert to fraction form
    6,416.27/9,630.47 = 3,298.47/x
  3. Step 3: Cross multiply
    6,416.27x = 9,630.47 × 3,298.47
  4. Step 4: Simplify right side
    6,416.27x = 31,765,799.89
  5. Step 5: Solve for x
    x = 31,765,799.89/6,416.27
  6. Step 6: Final answer
    x = 4,950.82

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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.