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Finding the Fourth Proportional to 3,363.42, 5,045.22 and 898.23

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Solution

The fourth proportional to 3,363.42, 5,045.22 and 898.23 is: 1,347.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.42 : 5,045.22 = 898.23 : x
  2. Step 2: Convert to fraction form
    3,363.42/5,045.22 = 898.23/x
  3. Step 3: Cross multiply
    3,363.42x = 5,045.22 × 898.23
  4. Step 4: Simplify right side
    3,363.42x = 4,531,767.96
  5. Step 5: Solve for x
    x = 4,531,767.96/3,363.42
  6. Step 6: Final answer
    x = 1,347.37

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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.