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Finding the Fourth Proportional to 6,341.80, 8,893.10 and 6,341.80

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Solution

The fourth proportional to 6,341.80, 8,893.10 and 6,341.80 is: 8,893.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,341.80 : 8,893.10 = 6,341.80 : x
  2. Step 2: Convert to fraction form
    6,341.80/8,893.10 = 6,341.80/x
  3. Step 3: Cross multiply
    6,341.80x = 8,893.10 × 6,341.80
  4. Step 4: Simplify right side
    6,341.80x = 56,398,261.58
  5. Step 5: Solve for x
    x = 56,398,261.58/6,341.80
  6. Step 6: Final answer
    x = 8,893.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.