Home / 6,920.74-10,377.12-4,732.12

Finding the Fourth Proportional to 6,920.74, 10,377.12 and 4,732.12

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Solution

The fourth proportional to 6,920.74, 10,377.12 and 4,732.12 is: 7,095.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,920.74 : 10,377.12 = 4,732.12 : x
  2. Step 2: Convert to fraction form
    6,920.74/10,377.12 = 4,732.12/x
  3. Step 3: Cross multiply
    6,920.74x = 10,377.12 × 4,732.12
  4. Step 4: Simplify right side
    6,920.74x = 49,105,777.09
  5. Step 5: Solve for x
    x = 49,105,777.09/6,920.74
  6. Step 6: Final answer
    x = 7,095.45

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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.