Home / 7,950.96-10,972.67-4,964.49

Finding the Fourth Proportional to 7,950.96, 10,972.67 and 4,964.49

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Solution

The fourth proportional to 7,950.96, 10,972.67 and 4,964.49 is: 6,851.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,950.96 : 10,972.67 = 4,964.49 : x
  2. Step 2: Convert to fraction form
    7,950.96/10,972.67 = 4,964.49/x
  3. Step 3: Cross multiply
    7,950.96x = 10,972.67 × 4,964.49
  4. Step 4: Simplify right side
    7,950.96x = 54,473,685.67
  5. Step 5: Solve for x
    x = 54,473,685.67/7,950.96
  6. Step 6: Final answer
    x = 6,851.21

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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.