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Finding the Fourth Proportional to 5,806.58, 8,013.07 and 3,153.99

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Solution

The fourth proportional to 5,806.58, 8,013.07 and 3,153.99 is: 4,352.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,806.58 : 8,013.07 = 3,153.99 : x
  2. Step 2: Convert to fraction form
    5,806.58/8,013.07 = 3,153.99/x
  3. Step 3: Cross multiply
    5,806.58x = 8,013.07 × 3,153.99
  4. Step 4: Simplify right side
    5,806.58x = 25,273,086.81
  5. Step 5: Solve for x
    x = 25,273,086.81/5,806.58
  6. Step 6: Final answer
    x = 4,352.49

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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.