Home / 7,946.23-10,964.58-4,758.78

Finding the Fourth Proportional to 7,946.23, 10,964.58 and 4,758.78

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Solution

The fourth proportional to 7,946.23, 10,964.58 and 4,758.78 is: 6,566.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,946.23 : 10,964.58 = 4,758.78 : x
  2. Step 2: Convert to fraction form
    7,946.23/10,964.58 = 4,758.78/x
  3. Step 3: Cross multiply
    7,946.23x = 10,964.58 × 4,758.78
  4. Step 4: Simplify right side
    7,946.23x = 52,177,965.05
  5. Step 5: Solve for x
    x = 52,177,965.05/7,946.23
  6. Step 6: Final answer
    x = 6,566.38

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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.