Home / 6,186.87-8,531.08-4,767.42

Finding the Fourth Proportional to 6,186.87, 8,531.08 and 4,767.42

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Solution

The fourth proportional to 6,186.87, 8,531.08 and 4,767.42 is: 6,573.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,186.87 : 8,531.08 = 4,767.42 : x
  2. Step 2: Convert to fraction form
    6,186.87/8,531.08 = 4,767.42/x
  3. Step 3: Cross multiply
    6,186.87x = 8,531.08 × 4,767.42
  4. Step 4: Simplify right side
    6,186.87x = 40,671,241.41
  5. Step 5: Solve for x
    x = 40,671,241.41/6,186.87
  6. Step 6: Final answer
    x = 6,573.80

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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.