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Finding the Fourth Proportional to 4,483.48, 6,186.90 and 2,493.90

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Solution

The fourth proportional to 4,483.48, 6,186.90 and 2,493.90 is: 3,441.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,483.48 : 6,186.90 = 2,493.90 : x
  2. Step 2: Convert to fraction form
    4,483.48/6,186.90 = 2,493.90/x
  3. Step 3: Cross multiply
    4,483.48x = 6,186.90 × 2,493.90
  4. Step 4: Simplify right side
    4,483.48x = 15,429,509.91
  5. Step 5: Solve for x
    x = 15,429,509.91/4,483.48
  6. Step 6: Final answer
    x = 3,441.41

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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.