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Finding the Fourth Proportional to 7,630.59, 11,453.18 and 4,714.59

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Solution

The fourth proportional to 7,630.59, 11,453.18 and 4,714.59 is: 7,076.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,630.59 : 11,453.18 = 4,714.59 : x
  2. Step 2: Convert to fraction form
    7,630.59/11,453.18 = 4,714.59/x
  3. Step 3: Cross multiply
    7,630.59x = 11,453.18 × 4,714.59
  4. Step 4: Simplify right side
    7,630.59x = 53,997,024.32
  5. Step 5: Solve for x
    x = 53,997,024.32/7,630.59
  6. Step 6: Final answer
    x = 7,076.39

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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.