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Finding the Fourth Proportional to 7,897.41, 10,893.62 and 4,708.61

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Solution

The fourth proportional to 7,897.41, 10,893.62 and 4,708.61 is: 6,495.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,897.41 : 10,893.62 = 4,708.61 : x
  2. Step 2: Convert to fraction form
    7,897.41/10,893.62 = 4,708.61/x
  3. Step 3: Cross multiply
    7,897.41x = 10,893.62 × 4,708.61
  4. Step 4: Simplify right side
    7,897.41x = 51,293,847.07
  5. Step 5: Solve for x
    x = 51,293,847.07/7,897.41
  6. Step 6: Final answer
    x = 6,495.02

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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.