Home / 5,235.68-7,851.39-2,602.24

Finding the Fourth Proportional to 5,235.68, 7,851.39 and 2,602.24

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Solution

The fourth proportional to 5,235.68, 7,851.39 and 2,602.24 is: 3,902.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,235.68 : 7,851.39 = 2,602.24 : x
  2. Step 2: Convert to fraction form
    5,235.68/7,851.39 = 2,602.24/x
  3. Step 3: Cross multiply
    5,235.68x = 7,851.39 × 2,602.24
  4. Step 4: Simplify right side
    5,235.68x = 20,431,201.11
  5. Step 5: Solve for x
    x = 20,431,201.11/5,235.68
  6. Step 6: Final answer
    x = 3,902.30

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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.