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Finding the Fourth Proportional to 5,088.52, 7,622.04 and 4,208.86

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Solution

The fourth proportional to 5,088.52, 7,622.04 and 4,208.86 is: 6,304.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,088.52 : 7,622.04 = 4,208.86 : x
  2. Step 2: Convert to fraction form
    5,088.52/7,622.04 = 4,208.86/x
  3. Step 3: Cross multiply
    5,088.52x = 7,622.04 × 4,208.86
  4. Step 4: Simplify right side
    5,088.52x = 32,080,099.27
  5. Step 5: Solve for x
    x = 32,080,099.27/5,088.52
  6. Step 6: Final answer
    x = 6,304.41

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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.