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Finding the Fourth Proportional to 6,011.52, 8,295.12 and 3,918.48

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Solution

The fourth proportional to 6,011.52, 8,295.12 and 3,918.48 is: 5,407.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,011.52 : 8,295.12 = 3,918.48 : x
  2. Step 2: Convert to fraction form
    6,011.52/8,295.12 = 3,918.48/x
  3. Step 3: Cross multiply
    6,011.52x = 8,295.12 × 3,918.48
  4. Step 4: Simplify right side
    6,011.52x = 32,504,261.82
  5. Step 5: Solve for x
    x = 32,504,261.82/6,011.52
  6. Step 6: Final answer
    x = 5,407.00

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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.