Home / 8,086.34-11,156.40-4,548.80

Finding the Fourth Proportional to 8,086.34, 11,156.40 and 4,548.80

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Solution

The fourth proportional to 8,086.34, 11,156.40 and 4,548.80 is: 6,275.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,086.34 : 11,156.40 = 4,548.80 : x
  2. Step 2: Convert to fraction form
    8,086.34/11,156.40 = 4,548.80/x
  3. Step 3: Cross multiply
    8,086.34x = 11,156.40 × 4,548.80
  4. Step 4: Simplify right side
    8,086.34x = 50,748,232.32
  5. Step 5: Solve for x
    x = 50,748,232.32/8,086.34
  6. Step 6: Final answer
    x = 6,275.80

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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.