Home / 4,789.64-6,610.32-2,693.80

Finding the Fourth Proportional to 4,789.64, 6,610.32 and 2,693.80

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Solution

The fourth proportional to 4,789.64, 6,610.32 and 2,693.80 is: 3,717.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.64 : 6,610.32 = 2,693.80 : x
  2. Step 2: Convert to fraction form
    4,789.64/6,610.32 = 2,693.80/x
  3. Step 3: Cross multiply
    4,789.64x = 6,610.32 × 2,693.80
  4. Step 4: Simplify right side
    4,789.64x = 17,806,880.02
  5. Step 5: Solve for x
    x = 17,806,880.02/4,789.64
  6. Step 6: Final answer
    x = 3,717.79

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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.