Home / 7,207.27-9,946.83-4,225.62

Finding the Fourth Proportional to 7,207.27, 9,946.83 and 4,225.62

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Solution

The fourth proportional to 7,207.27, 9,946.83 and 4,225.62 is: 5,831.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,207.27 : 9,946.83 = 4,225.62 : x
  2. Step 2: Convert to fraction form
    7,207.27/9,946.83 = 4,225.62/x
  3. Step 3: Cross multiply
    7,207.27x = 9,946.83 × 4,225.62
  4. Step 4: Simplify right side
    7,207.27x = 42,031,576.93
  5. Step 5: Solve for x
    x = 42,031,576.93/7,207.27
  6. Step 6: Final answer
    x = 5,831.83

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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.