Home / 4,967.60-6,855.32-2,729.51

Finding the Fourth Proportional to 4,967.60, 6,855.32 and 2,729.51

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Solution

The fourth proportional to 4,967.60, 6,855.32 and 2,729.51 is: 3,766.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,967.60 : 6,855.32 = 2,729.51 : x
  2. Step 2: Convert to fraction form
    4,967.60/6,855.32 = 2,729.51/x
  3. Step 3: Cross multiply
    4,967.60x = 6,855.32 × 2,729.51
  4. Step 4: Simplify right side
    4,967.60x = 18,711,688.46
  5. Step 5: Solve for x
    x = 18,711,688.46/4,967.60
  6. Step 6: Final answer
    x = 3,766.75

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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.