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Finding the Fourth Proportional to 6,352.99, 8,760.90 and 4,557.43

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Solution

The fourth proportional to 6,352.99, 8,760.90 and 4,557.43 is: 6,284.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,352.99 : 8,760.90 = 4,557.43 : x
  2. Step 2: Convert to fraction form
    6,352.99/8,760.90 = 4,557.43/x
  3. Step 3: Cross multiply
    6,352.99x = 8,760.90 × 4,557.43
  4. Step 4: Simplify right side
    6,352.99x = 39,927,188.49
  5. Step 5: Solve for x
    x = 39,927,188.49/6,352.99
  6. Step 6: Final answer
    x = 6,284.79

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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.