Home / 6,917.72-10,368.18-4,965.88

Finding the Fourth Proportional to 6,917.72, 10,368.18 and 4,965.88

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Solution

The fourth proportional to 6,917.72, 10,368.18 and 4,965.88 is: 7,442.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,917.72 : 10,368.18 = 4,965.88 : x
  2. Step 2: Convert to fraction form
    6,917.72/10,368.18 = 4,965.88/x
  3. Step 3: Cross multiply
    6,917.72x = 10,368.18 × 4,965.88
  4. Step 4: Simplify right side
    6,917.72x = 51,487,137.70
  5. Step 5: Solve for x
    x = 51,487,137.70/6,917.72
  6. Step 6: Final answer
    x = 7,442.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.