Home / 4,233.17-6,347.61-2,478.70

Finding the Fourth Proportional to 4,233.17, 6,347.61 and 2,478.70

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Solution

The fourth proportional to 4,233.17, 6,347.61 and 2,478.70 is: 3,716.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,233.17 : 6,347.61 = 2,478.70 : x
  2. Step 2: Convert to fraction form
    4,233.17/6,347.61 = 2,478.70/x
  3. Step 3: Cross multiply
    4,233.17x = 6,347.61 × 2,478.70
  4. Step 4: Simplify right side
    4,233.17x = 15,733,814.33
  5. Step 5: Solve for x
    x = 15,733,814.33/4,233.17
  6. Step 6: Final answer
    x = 3,716.80

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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.