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Finding the Fourth Proportional to 4,672.28, 7,011.32 and 1,752.63

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Solution

The fourth proportional to 4,672.28, 7,011.32 and 1,752.63 is: 2,630.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,672.28 : 7,011.32 = 1,752.63 : x
  2. Step 2: Convert to fraction form
    4,672.28/7,011.32 = 1,752.63/x
  3. Step 3: Cross multiply
    4,672.28x = 7,011.32 × 1,752.63
  4. Step 4: Simplify right side
    4,672.28x = 12,288,241.01
  5. Step 5: Solve for x
    x = 12,288,241.01/4,672.28
  6. Step 6: Final answer
    x = 2,630.03

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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.