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Finding the Fourth Proportional to 5,653.35, 8,480.53 and 1,493.30

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Solution

The fourth proportional to 5,653.35, 8,480.53 and 1,493.30 is: 2,240.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.35 : 8,480.53 = 1,493.30 : x
  2. Step 2: Convert to fraction form
    5,653.35/8,480.53 = 1,493.30/x
  3. Step 3: Cross multiply
    5,653.35x = 8,480.53 × 1,493.30
  4. Step 4: Simplify right side
    5,653.35x = 12,663,998.52
  5. Step 5: Solve for x
    x = 12,663,998.52/5,653.35
  6. Step 6: Final answer
    x = 2,240.09

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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.