Home / 4,827.52-6,660.78-2,837.70

Finding the Fourth Proportional to 4,827.52, 6,660.78 and 2,837.70

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Solution

The fourth proportional to 4,827.52, 6,660.78 and 2,837.70 is: 3,915.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827.52 : 6,660.78 = 2,837.70 : x
  2. Step 2: Convert to fraction form
    4,827.52/6,660.78 = 2,837.70/x
  3. Step 3: Cross multiply
    4,827.52x = 6,660.78 × 2,837.70
  4. Step 4: Simplify right side
    4,827.52x = 18,901,295.41
  5. Step 5: Solve for x
    x = 18,901,295.41/4,827.52
  6. Step 6: Final answer
    x = 3,915.32

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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.