Home / 6,627.31-9,145.62-3,602.39

Finding the Fourth Proportional to 6,627.31, 9,145.62 and 3,602.39

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Solution

The fourth proportional to 6,627.31, 9,145.62 and 3,602.39 is: 4,971.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,627.31 : 9,145.62 = 3,602.39 : x
  2. Step 2: Convert to fraction form
    6,627.31/9,145.62 = 3,602.39/x
  3. Step 3: Cross multiply
    6,627.31x = 9,145.62 × 3,602.39
  4. Step 4: Simplify right side
    6,627.31x = 32,946,090.03
  5. Step 5: Solve for x
    x = 32,946,090.03/6,627.31
  6. Step 6: Final answer
    x = 4,971.26

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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.