Home / 9,475.56-13,076.36-5,226.78

Finding the Fourth Proportional to 9,475.56, 13,076.36 and 5,226.78

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Solution

The fourth proportional to 9,475.56, 13,076.36 and 5,226.78 is: 7,213.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,475.56 : 13,076.36 = 5,226.78 : x
  2. Step 2: Convert to fraction form
    9,475.56/13,076.36 = 5,226.78/x
  3. Step 3: Cross multiply
    9,475.56x = 13,076.36 × 5,226.78
  4. Step 4: Simplify right side
    9,475.56x = 68,347,256.92
  5. Step 5: Solve for x
    x = 68,347,256.92/9,475.56
  6. Step 6: Final answer
    x = 7,213.00

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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.