Home / 9,158.46-13,727.04-4,217.72

Finding the Fourth Proportional to 9,158.46, 13,727.04 and 4,217.72

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Solution

The fourth proportional to 9,158.46, 13,727.04 and 4,217.72 is: 6,321.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,158.46 : 13,727.04 = 4,217.72 : x
  2. Step 2: Convert to fraction form
    9,158.46/13,727.04 = 4,217.72/x
  3. Step 3: Cross multiply
    9,158.46x = 13,727.04 × 4,217.72
  4. Step 4: Simplify right side
    9,158.46x = 57,896,747.79
  5. Step 5: Solve for x
    x = 57,896,747.79/9,158.46
  6. Step 6: Final answer
    x = 6,321.67

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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.