Home / 5,821.50-8,033.64-3,168.91

Finding the Fourth Proportional to 5,821.50, 8,033.64 and 3,168.91

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Solution

The fourth proportional to 5,821.50, 8,033.64 and 3,168.91 is: 4,373.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,821.50 : 8,033.64 = 3,168.91 : x
  2. Step 2: Convert to fraction form
    5,821.50/8,033.64 = 3,168.91/x
  3. Step 3: Cross multiply
    5,821.50x = 8,033.64 × 3,168.91
  4. Step 4: Simplify right side
    5,821.50x = 25,457,880.29
  5. Step 5: Solve for x
    x = 25,457,880.29/5,821.50
  6. Step 6: Final answer
    x = 4,373.08

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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.