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Finding the Fourth Proportional to 5,760.61, 8,641.07 and 1,600.63

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Solution

The fourth proportional to 5,760.61, 8,641.07 and 1,600.63 is: 2,400.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,760.61 : 8,641.07 = 1,600.63 : x
  2. Step 2: Convert to fraction form
    5,760.61/8,641.07 = 1,600.63/x
  3. Step 3: Cross multiply
    5,760.61x = 8,641.07 × 1,600.63
  4. Step 4: Simplify right side
    5,760.61x = 13,831,155.87
  5. Step 5: Solve for x
    x = 13,831,155.87/5,760.61
  6. Step 6: Final answer
    x = 2,400.99

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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.