Home / 9,527.28-13,147.02-5,334.72

Finding the Fourth Proportional to 9,527.28, 13,147.02 and 5,334.72

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Solution

The fourth proportional to 9,527.28, 13,147.02 and 5,334.72 is: 7,361.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,527.28 : 13,147.02 = 5,334.72 : x
  2. Step 2: Convert to fraction form
    9,527.28/13,147.02 = 5,334.72/x
  3. Step 3: Cross multiply
    9,527.28x = 13,147.02 × 5,334.72
  4. Step 4: Simplify right side
    9,527.28x = 70,135,670.53
  5. Step 5: Solve for x
    x = 70,135,670.53/9,527.28
  6. Step 6: Final answer
    x = 7,361.56

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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.