Home / 8,140.40-11,233.32-4,604.24

Finding the Fourth Proportional to 8,140.40, 11,233.32 and 4,604.24

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Solution

The fourth proportional to 8,140.40, 11,233.32 and 4,604.24 is: 6,353.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,140.40 : 11,233.32 = 4,604.24 : x
  2. Step 2: Convert to fraction form
    8,140.40/11,233.32 = 4,604.24/x
  3. Step 3: Cross multiply
    8,140.40x = 11,233.32 × 4,604.24
  4. Step 4: Simplify right side
    8,140.40x = 51,720,901.28
  5. Step 5: Solve for x
    x = 51,720,901.28/8,140.40
  6. Step 6: Final answer
    x = 6,353.61

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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.