Home / 5,806.37-8,012.85-3,153.81

Finding the Fourth Proportional to 5,806.37, 8,012.85 and 3,153.81

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Solution

The fourth proportional to 5,806.37, 8,012.85 and 3,153.81 is: 4,352.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,806.37 : 8,012.85 = 3,153.81 : x
  2. Step 2: Convert to fraction form
    5,806.37/8,012.85 = 3,153.81/x
  3. Step 3: Cross multiply
    5,806.37x = 8,012.85 × 3,153.81
  4. Step 4: Simplify right side
    5,806.37x = 25,271,006.46
  5. Step 5: Solve for x
    x = 25,271,006.46/5,806.37
  6. Step 6: Final answer
    x = 4,352.29

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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.