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Finding the Fourth Proportional to 4,572.49, 6,309.90 and 2,709.49

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Solution

The fourth proportional to 4,572.49, 6,309.90 and 2,709.49 is: 3,739.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.49 : 6,309.90 = 2,709.49 : x
  2. Step 2: Convert to fraction form
    4,572.49/6,309.90 = 2,709.49/x
  3. Step 3: Cross multiply
    4,572.49x = 6,309.90 × 2,709.49
  4. Step 4: Simplify right side
    4,572.49x = 17,096,610.95
  5. Step 5: Solve for x
    x = 17,096,610.95/4,572.49
  6. Step 6: Final answer
    x = 3,739.02

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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.