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Finding the Fourth Proportional to 4,404.70, 6,598.54 and 2,940.63

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Solution

The fourth proportional to 4,404.70, 6,598.54 and 2,940.63 is: 4,405.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,404.70 : 6,598.54 = 2,940.63 : x
  2. Step 2: Convert to fraction form
    4,404.70/6,598.54 = 2,940.63/x
  3. Step 3: Cross multiply
    4,404.70x = 6,598.54 × 2,940.63
  4. Step 4: Simplify right side
    4,404.70x = 19,403,864.68
  5. Step 5: Solve for x
    x = 19,403,864.68/4,404.70
  6. Step 6: Final answer
    x = 4,405.26

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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.