Home / 4,826.85-6,661.13-2,837.49

Finding the Fourth Proportional to 4,826.85, 6,661.13 and 2,837.49

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Solution

The fourth proportional to 4,826.85, 6,661.13 and 2,837.49 is: 3,915.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,826.85 : 6,661.13 = 2,837.49 : x
  2. Step 2: Convert to fraction form
    4,826.85/6,661.13 = 2,837.49/x
  3. Step 3: Cross multiply
    4,826.85x = 6,661.13 × 2,837.49
  4. Step 4: Simplify right side
    4,826.85x = 18,900,889.76
  5. Step 5: Solve for x
    x = 18,900,889.76/4,826.85
  6. Step 6: Final answer
    x = 3,915.78

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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.