Home / 11,293.20-15,583.33-6,256.16

Finding the Fourth Proportional to 11,293.20, 15,583.33 and 6,256.16

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Solution

The fourth proportional to 11,293.20, 15,583.33 and 6,256.16 is: 8,632.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,293.20 : 15,583.33 = 6,256.16 : x
  2. Step 2: Convert to fraction form
    11,293.20/15,583.33 = 6,256.16/x
  3. Step 3: Cross multiply
    11,293.20x = 15,583.33 × 6,256.16
  4. Step 4: Simplify right side
    11,293.20x = 97,491,805.81
  5. Step 5: Solve for x
    x = 97,491,805.81/11,293.20
  6. Step 6: Final answer
    x = 8,632.79

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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.