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Finding the Fourth Proportional to 6,127.88, 8,456.54 and 3,333.40

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Solution

The fourth proportional to 6,127.88, 8,456.54 and 3,333.40 is: 4,600.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.88 : 8,456.54 = 3,333.40 : x
  2. Step 2: Convert to fraction form
    6,127.88/8,456.54 = 3,333.40/x
  3. Step 3: Cross multiply
    6,127.88x = 8,456.54 × 3,333.40
  4. Step 4: Simplify right side
    6,127.88x = 28,189,030.44
  5. Step 5: Solve for x
    x = 28,189,030.44/6,127.88
  6. Step 6: Final answer
    x = 4,600.13

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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.