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Finding the Fourth Proportional to 4,472.93, 6,707.12 and 2,627.65

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Solution

The fourth proportional to 4,472.93, 6,707.12 and 2,627.65 is: 3,940.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,472.93 : 6,707.12 = 2,627.65 : x
  2. Step 2: Convert to fraction form
    4,472.93/6,707.12 = 2,627.65/x
  3. Step 3: Cross multiply
    4,472.93x = 6,707.12 × 2,627.65
  4. Step 4: Simplify right side
    4,472.93x = 17,623,959.11
  5. Step 5: Solve for x
    x = 17,623,959.11/4,472.93
  6. Step 6: Final answer
    x = 3,940.14

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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.