Home / 6,126.63-9,189.40-2,427.90

Finding the Fourth Proportional to 6,126.63, 9,189.40 and 2,427.90

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Solution

The fourth proportional to 6,126.63, 9,189.40 and 2,427.90 is: 3,641.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.63 : 9,189.40 = 2,427.90 : x
  2. Step 2: Convert to fraction form
    6,126.63/9,189.40 = 2,427.90/x
  3. Step 3: Cross multiply
    6,126.63x = 9,189.40 × 2,427.90
  4. Step 4: Simplify right side
    6,126.63x = 22,310,944.26
  5. Step 5: Solve for x
    x = 22,310,944.26/6,126.63
  6. Step 6: Final answer
    x = 3,641.63

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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.