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Finding the Fourth Proportional to 3,483.58, 5,225.94 and 1,728.67

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Solution

The fourth proportional to 3,483.58, 5,225.94 and 1,728.67 is: 2,593.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,483.58 : 5,225.94 = 1,728.67 : x
  2. Step 2: Convert to fraction form
    3,483.58/5,225.94 = 1,728.67/x
  3. Step 3: Cross multiply
    3,483.58x = 5,225.94 × 1,728.67
  4. Step 4: Simplify right side
    3,483.58x = 9,033,925.70
  5. Step 5: Solve for x
    x = 9,033,925.70/3,483.58
  6. Step 6: Final answer
    x = 2,593.29

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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.