Home / 7,939.98-10,957.01-4,403.12

Finding the Fourth Proportional to 7,939.98, 10,957.01 and 4,403.12

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Solution

The fourth proportional to 7,939.98, 10,957.01 and 4,403.12 is: 6,076.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,939.98 : 10,957.01 = 4,403.12 : x
  2. Step 2: Convert to fraction form
    7,939.98/10,957.01 = 4,403.12/x
  3. Step 3: Cross multiply
    7,939.98x = 10,957.01 × 4,403.12
  4. Step 4: Simplify right side
    7,939.98x = 48,244,953.07
  5. Step 5: Solve for x
    x = 48,244,953.07/7,939.98
  6. Step 6: Final answer
    x = 6,076.21

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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.