Home / 7,178.58-10,757.49-4,955.13

Finding the Fourth Proportional to 7,178.58, 10,757.49 and 4,955.13

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Solution

The fourth proportional to 7,178.58, 10,757.49 and 4,955.13 is: 7,425.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,178.58 : 10,757.49 = 4,955.13 : x
  2. Step 2: Convert to fraction form
    7,178.58/10,757.49 = 4,955.13/x
  3. Step 3: Cross multiply
    7,178.58x = 10,757.49 × 4,955.13
  4. Step 4: Simplify right side
    7,178.58x = 53,304,761.42
  5. Step 5: Solve for x
    x = 53,304,761.42/7,178.58
  6. Step 6: Final answer
    x = 7,425.53

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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.