Home / 7,942.32-10,961.40-4,798.32

Finding the Fourth Proportional to 7,942.32, 10,961.40 and 4,798.32

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Solution

The fourth proportional to 7,942.32, 10,961.40 and 4,798.32 is: 6,622.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,942.32 : 10,961.40 = 4,798.32 : x
  2. Step 2: Convert to fraction form
    7,942.32/10,961.40 = 4,798.32/x
  3. Step 3: Cross multiply
    7,942.32x = 10,961.40 × 4,798.32
  4. Step 4: Simplify right side
    7,942.32x = 52,596,304.85
  5. Step 5: Solve for x
    x = 52,596,304.85/7,942.32
  6. Step 6: Final answer
    x = 6,622.28

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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.