Home / 4,967.03-6,854.39-2,728.90

Finding the Fourth Proportional to 4,967.03, 6,854.39 and 2,728.90

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Solution

The fourth proportional to 4,967.03, 6,854.39 and 2,728.90 is: 3,765.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,967.03 : 6,854.39 = 2,728.90 : x
  2. Step 2: Convert to fraction form
    4,967.03/6,854.39 = 2,728.90/x
  3. Step 3: Cross multiply
    4,967.03x = 6,854.39 × 2,728.90
  4. Step 4: Simplify right side
    4,967.03x = 18,704,931.23
  5. Step 5: Solve for x
    x = 18,704,931.23/4,967.03
  6. Step 6: Final answer
    x = 3,765.82

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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.