Home / 4,967.60-6,854.95-2,729.63

Finding the Fourth Proportional to 4,967.60, 6,854.95 and 2,729.63

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Solution

The fourth proportional to 4,967.60, 6,854.95 and 2,729.63 is: 3,766.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,967.60 : 6,854.95 = 2,729.63 : x
  2. Step 2: Convert to fraction form
    4,967.60/6,854.95 = 2,729.63/x
  3. Step 3: Cross multiply
    4,967.60x = 6,854.95 × 2,729.63
  4. Step 4: Simplify right side
    4,967.60x = 18,711,477.17
  5. Step 5: Solve for x
    x = 18,711,477.17/4,967.60
  6. Step 6: Final answer
    x = 3,766.70

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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.