Home / 9,125.91-13,690.34-3,576.24

Finding the Fourth Proportional to 9,125.91, 13,690.34 and 3,576.24

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Solution

The fourth proportional to 9,125.91, 13,690.34 and 3,576.24 is: 5,364.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125.91 : 13,690.34 = 3,576.24 : x
  2. Step 2: Convert to fraction form
    9,125.91/13,690.34 = 3,576.24/x
  3. Step 3: Cross multiply
    9,125.91x = 13,690.34 × 3,576.24
  4. Step 4: Simplify right side
    9,125.91x = 48,959,975.75
  5. Step 5: Solve for x
    x = 48,959,975.75/9,125.91
  6. Step 6: Final answer
    x = 5,364.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.