Home / 5,310.46-7,326.30-3,210.94

Finding the Fourth Proportional to 5,310.46, 7,326.30 and 3,210.94

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Solution

The fourth proportional to 5,310.46, 7,326.30 and 3,210.94 is: 4,429.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310.46 : 7,326.30 = 3,210.94 : x
  2. Step 2: Convert to fraction form
    5,310.46/7,326.30 = 3,210.94/x
  3. Step 3: Cross multiply
    5,310.46x = 7,326.30 × 3,210.94
  4. Step 4: Simplify right side
    5,310.46x = 23,524,312.86
  5. Step 5: Solve for x
    x = 23,524,312.86/5,310.46
  6. Step 6: Final answer
    x = 4,429.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.