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Finding the Fourth Proportional to 4,615.72, 6,923.72 and 1,495.64

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Solution

The fourth proportional to 4,615.72, 6,923.72 and 1,495.64 is: 2,243.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,615.72 : 6,923.72 = 1,495.64 : x
  2. Step 2: Convert to fraction form
    4,615.72/6,923.72 = 1,495.64/x
  3. Step 3: Cross multiply
    4,615.72x = 6,923.72 × 1,495.64
  4. Step 4: Simplify right side
    4,615.72x = 10,355,392.58
  5. Step 5: Solve for x
    x = 10,355,392.58/4,615.72
  6. Step 6: Final answer
    x = 2,243.51

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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.