Home / 7,939.50-10,954.80-4,795.08

Finding the Fourth Proportional to 7,939.50, 10,954.80 and 4,795.08

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Solution

The fourth proportional to 7,939.50, 10,954.80 and 4,795.08 is: 6,616.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,939.50 : 10,954.80 = 4,795.08 : x
  2. Step 2: Convert to fraction form
    7,939.50/10,954.80 = 4,795.08/x
  3. Step 3: Cross multiply
    7,939.50x = 10,954.80 × 4,795.08
  4. Step 4: Simplify right side
    7,939.50x = 52,529,142.38
  5. Step 5: Solve for x
    x = 52,529,142.38/7,939.50
  6. Step 6: Final answer
    x = 6,616.18

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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.