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Finding the Fourth Proportional to 5,071.56, 7,602.22 and 2,435.20

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Solution

The fourth proportional to 5,071.56, 7,602.22 and 2,435.20 is: 3,650.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.56 : 7,602.22 = 2,435.20 : x
  2. Step 2: Convert to fraction form
    5,071.56/7,602.22 = 2,435.20/x
  3. Step 3: Cross multiply
    5,071.56x = 7,602.22 × 2,435.20
  4. Step 4: Simplify right side
    5,071.56x = 18,512,926.14
  5. Step 5: Solve for x
    x = 18,512,926.14/5,071.56
  6. Step 6: Final answer
    x = 3,650.34

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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.