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Finding the Fourth Proportional to 5,777.16, 8,650.97 and 4,608.87

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Solution

The fourth proportional to 5,777.16, 8,650.97 and 4,608.87 is: 6,901.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777.16 : 8,650.97 = 4,608.87 : x
  2. Step 2: Convert to fraction form
    5,777.16/8,650.97 = 4,608.87/x
  3. Step 3: Cross multiply
    5,777.16x = 8,650.97 × 4,608.87
  4. Step 4: Simplify right side
    5,777.16x = 39,871,157.90
  5. Step 5: Solve for x
    x = 39,871,157.90/5,777.16
  6. Step 6: Final answer
    x = 6,901.52

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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.