Home / 8,106.56-11,186.88-4,569.76

Finding the Fourth Proportional to 8,106.56, 11,186.88 and 4,569.76

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Solution

The fourth proportional to 8,106.56, 11,186.88 and 4,569.76 is: 6,306.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,106.56 : 11,186.88 = 4,569.76 : x
  2. Step 2: Convert to fraction form
    8,106.56/11,186.88 = 4,569.76/x
  3. Step 3: Cross multiply
    8,106.56x = 11,186.88 × 4,569.76
  4. Step 4: Simplify right side
    8,106.56x = 51,121,356.75
  5. Step 5: Solve for x
    x = 51,121,356.75/8,106.56
  6. Step 6: Final answer
    x = 6,306.17

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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.