Home / 4,827.20-6,661.14-2,837.84

Finding the Fourth Proportional to 4,827.20, 6,661.14 and 2,837.84

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Solution

The fourth proportional to 4,827.20, 6,661.14 and 2,837.84 is: 3,915.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827.20 : 6,661.14 = 2,837.84 : x
  2. Step 2: Convert to fraction form
    4,827.20/6,661.14 = 2,837.84/x
  3. Step 3: Cross multiply
    4,827.20x = 6,661.14 × 2,837.84
  4. Step 4: Simplify right side
    4,827.20x = 18,903,249.54
  5. Step 5: Solve for x
    x = 18,903,249.54/4,827.20
  6. Step 6: Final answer
    x = 3,915.99

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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.