Home / 6,279.32-9,420.55-4,434.03

Finding the Fourth Proportional to 6,279.32, 9,420.55 and 4,434.03

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Solution

The fourth proportional to 6,279.32, 9,420.55 and 4,434.03 is: 6,652.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,279.32 : 9,420.55 = 4,434.03 : x
  2. Step 2: Convert to fraction form
    6,279.32/9,420.55 = 4,434.03/x
  3. Step 3: Cross multiply
    6,279.32x = 9,420.55 × 4,434.03
  4. Step 4: Simplify right side
    6,279.32x = 41,770,990.23
  5. Step 5: Solve for x
    x = 41,770,990.23/6,279.32
  6. Step 6: Final answer
    x = 6,652.16

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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.