Home / 4,848.67-6,691.17-3,172.92

Finding the Fourth Proportional to 4,848.67, 6,691.17 and 3,172.92

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Solution

The fourth proportional to 4,848.67, 6,691.17 and 3,172.92 is: 4,378.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,848.67 : 6,691.17 = 3,172.92 : x
  2. Step 2: Convert to fraction form
    4,848.67/6,691.17 = 3,172.92/x
  3. Step 3: Cross multiply
    4,848.67x = 6,691.17 × 3,172.92
  4. Step 4: Simplify right side
    4,848.67x = 21,230,547.12
  5. Step 5: Solve for x
    x = 21,230,547.12/4,848.67
  6. Step 6: Final answer
    x = 4,378.63

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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.