Home / 11,330.75-15,635.99-6,295.28

Finding the Fourth Proportional to 11,330.75, 15,635.99 and 6,295.28

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Solution

The fourth proportional to 11,330.75, 15,635.99 and 6,295.28 is: 8,687.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330.75 : 15,635.99 = 6,295.28 : x
  2. Step 2: Convert to fraction form
    11,330.75/15,635.99 = 6,295.28/x
  3. Step 3: Cross multiply
    11,330.75x = 15,635.99 × 6,295.28
  4. Step 4: Simplify right side
    11,330.75x = 98,432,903.65
  5. Step 5: Solve for x
    x = 98,432,903.65/11,330.75
  6. Step 6: Final answer
    x = 8,687.24

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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.