Home / 3,225.50-4,834.64-1,663.32

Finding the Fourth Proportional to 3,225.50, 4,834.64 and 1,663.32

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Solution

The fourth proportional to 3,225.50, 4,834.64 and 1,663.32 is: 2,493.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.50 : 4,834.64 = 1,663.32 : x
  2. Step 2: Convert to fraction form
    3,225.50/4,834.64 = 1,663.32/x
  3. Step 3: Cross multiply
    3,225.50x = 4,834.64 × 1,663.32
  4. Step 4: Simplify right side
    3,225.50x = 8,041,557.56
  5. Step 5: Solve for x
    x = 8,041,557.56/3,225.50
  6. Step 6: Final answer
    x = 2,493.12

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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.