Home / 11,281.56-15,571.70-6,566.76

Finding the Fourth Proportional to 11,281.56, 15,571.70 and 6,566.76

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Solution

The fourth proportional to 11,281.56, 15,571.70 and 6,566.76 is: 9,063.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,281.56 : 15,571.70 = 6,566.76 : x
  2. Step 2: Convert to fraction form
    11,281.56/15,571.70 = 6,566.76/x
  3. Step 3: Cross multiply
    11,281.56x = 15,571.70 × 6,566.76
  4. Step 4: Simplify right side
    11,281.56x = 102,255,583.86
  5. Step 5: Solve for x
    x = 102,255,583.86/11,281.56
  6. Step 6: Final answer
    x = 9,063.96

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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.