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Finding the Fourth Proportional to 6,762.57, 10,143.23 and 4,796.61

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Solution

The fourth proportional to 6,762.57, 10,143.23 and 4,796.61 is: 7,194.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,762.57 : 10,143.23 = 4,796.61 : x
  2. Step 2: Convert to fraction form
    6,762.57/10,143.23 = 4,796.61/x
  3. Step 3: Cross multiply
    6,762.57x = 10,143.23 × 4,796.61
  4. Step 4: Simplify right side
    6,762.57x = 48,653,094.47
  5. Step 5: Solve for x
    x = 48,653,094.47/6,762.57
  6. Step 6: Final answer
    x = 7,194.47

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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.