Home / 5,223.27-7,207.65-2,984.70

Finding the Fourth Proportional to 5,223.27, 7,207.65 and 2,984.70

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Solution

The fourth proportional to 5,223.27, 7,207.65 and 2,984.70 is: 4,118.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223.27 : 7,207.65 = 2,984.70 : x
  2. Step 2: Convert to fraction form
    5,223.27/7,207.65 = 2,984.70/x
  3. Step 3: Cross multiply
    5,223.27x = 7,207.65 × 2,984.70
  4. Step 4: Simplify right side
    5,223.27x = 21,512,672.96
  5. Step 5: Solve for x
    x = 21,512,672.96/5,223.27
  6. Step 6: Final answer
    x = 4,118.62

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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.