Home / 8,548.80-11,795.84-5,402.56

Finding the Fourth Proportional to 8,548.80, 11,795.84 and 5,402.56

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Solution

The fourth proportional to 8,548.80, 11,795.84 and 5,402.56 is: 7,454.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,548.80 : 11,795.84 = 5,402.56 : x
  2. Step 2: Convert to fraction form
    8,548.80/11,795.84 = 5,402.56/x
  3. Step 3: Cross multiply
    8,548.80x = 11,795.84 × 5,402.56
  4. Step 4: Simplify right side
    8,548.80x = 63,727,733.35
  5. Step 5: Solve for x
    x = 63,727,733.35/8,548.80
  6. Step 6: Final answer
    x = 7,454.58

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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.