Home / 8,557.28-11,810.22-5,021.66

Finding the Fourth Proportional to 8,557.28, 11,810.22 and 5,021.66

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Solution

The fourth proportional to 8,557.28, 11,810.22 and 5,021.66 is: 6,930.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557.28 : 11,810.22 = 5,021.66 : x
  2. Step 2: Convert to fraction form
    8,557.28/11,810.22 = 5,021.66/x
  3. Step 3: Cross multiply
    8,557.28x = 11,810.22 × 5,021.66
  4. Step 4: Simplify right side
    8,557.28x = 59,306,909.37
  5. Step 5: Solve for x
    x = 59,306,909.37/8,557.28
  6. Step 6: Final answer
    x = 6,930.58

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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.