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Finding the Fourth Proportional to 5,762.55, 8,644.37 and 4,465.47

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Solution

The fourth proportional to 5,762.55, 8,644.37 and 4,465.47 is: 6,698.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,762.55 : 8,644.37 = 4,465.47 : x
  2. Step 2: Convert to fraction form
    5,762.55/8,644.37 = 4,465.47/x
  3. Step 3: Cross multiply
    5,762.55x = 8,644.37 × 4,465.47
  4. Step 4: Simplify right side
    5,762.55x = 38,601,174.90
  5. Step 5: Solve for x
    x = 38,601,174.90/5,762.55
  6. Step 6: Final answer
    x = 6,698.63

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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.