Home / 6,330.42-8,734.23-4,092.39

Finding the Fourth Proportional to 6,330.42, 8,734.23 and 4,092.39

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Solution

The fourth proportional to 6,330.42, 8,734.23 and 4,092.39 is: 5,646.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,330.42 : 8,734.23 = 4,092.39 : x
  2. Step 2: Convert to fraction form
    6,330.42/8,734.23 = 4,092.39/x
  3. Step 3: Cross multiply
    6,330.42x = 8,734.23 × 4,092.39
  4. Step 4: Simplify right side
    6,330.42x = 35,743,875.51
  5. Step 5: Solve for x
    x = 35,743,875.51/6,330.42
  6. Step 6: Final answer
    x = 5,646.37

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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.