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Finding the Fourth Proportional to 6,531.09, 9,008.98 and 6,093.69

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Solution

The fourth proportional to 6,531.09, 9,008.98 and 6,093.69 is: 8,405.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531.09 : 9,008.98 = 6,093.69 : x
  2. Step 2: Convert to fraction form
    6,531.09/9,008.98 = 6,093.69/x
  3. Step 3: Cross multiply
    6,531.09x = 9,008.98 × 6,093.69
  4. Step 4: Simplify right side
    6,531.09x = 54,897,931.34
  5. Step 5: Solve for x
    x = 54,897,931.34/6,531.09
  6. Step 6: Final answer
    x = 8,405.63

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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.