Home / 7,469.28-10,305.63-4,635.36

Finding the Fourth Proportional to 7,469.28, 10,305.63 and 4,635.36

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Solution

The fourth proportional to 7,469.28, 10,305.63 and 4,635.36 is: 6,395.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469.28 : 10,305.63 = 4,635.36 : x
  2. Step 2: Convert to fraction form
    7,469.28/10,305.63 = 4,635.36/x
  3. Step 3: Cross multiply
    7,469.28x = 10,305.63 × 4,635.36
  4. Step 4: Simplify right side
    7,469.28x = 47,770,305.08
  5. Step 5: Solve for x
    x = 47,770,305.08/7,469.28
  6. Step 6: Final answer
    x = 6,395.57

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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.