Home / 9,573.28-13,212.36-5,381.56

Finding the Fourth Proportional to 9,573.28, 13,212.36 and 5,381.56

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Solution

The fourth proportional to 9,573.28, 13,212.36 and 5,381.56 is: 7,427.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,573.28 : 13,212.36 = 5,381.56 : x
  2. Step 2: Convert to fraction form
    9,573.28/13,212.36 = 5,381.56/x
  3. Step 3: Cross multiply
    9,573.28x = 13,212.36 × 5,381.56
  4. Step 4: Simplify right side
    9,573.28x = 71,103,108.08
  5. Step 5: Solve for x
    x = 71,103,108.08/9,573.28
  6. Step 6: Final answer
    x = 7,427.25

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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.