Home / 4,848.71-6,690.65-2,723.78

Finding the Fourth Proportional to 4,848.71, 6,690.65 and 2,723.78

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Solution

The fourth proportional to 4,848.71, 6,690.65 and 2,723.78 is: 3,758.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,848.71 : 6,690.65 = 2,723.78 : x
  2. Step 2: Convert to fraction form
    4,848.71/6,690.65 = 2,723.78/x
  3. Step 3: Cross multiply
    4,848.71x = 6,690.65 × 2,723.78
  4. Step 4: Simplify right side
    4,848.71x = 18,223,811.58
  5. Step 5: Solve for x
    x = 18,223,811.58/4,848.71
  6. Step 6: Final answer
    x = 3,758.49

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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.