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Finding the Fourth Proportional to 4,710.43, 6,500.11 and 2,822.99

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Solution

The fourth proportional to 4,710.43, 6,500.11 and 2,822.99 is: 3,895.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,710.43 : 6,500.11 = 2,822.99 : x
  2. Step 2: Convert to fraction form
    4,710.43/6,500.11 = 2,822.99/x
  3. Step 3: Cross multiply
    4,710.43x = 6,500.11 × 2,822.99
  4. Step 4: Simplify right side
    4,710.43x = 18,349,745.53
  5. Step 5: Solve for x
    x = 18,349,745.53/4,710.43
  6. Step 6: Final answer
    x = 3,895.56

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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.