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Finding the Fourth Proportional to 4,430.22, 6,636.79 and 2,483.79

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Solution

The fourth proportional to 4,430.22, 6,636.79 and 2,483.79 is: 3,720.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,430.22 : 6,636.79 = 2,483.79 : x
  2. Step 2: Convert to fraction form
    4,430.22/6,636.79 = 2,483.79/x
  3. Step 3: Cross multiply
    4,430.22x = 6,636.79 × 2,483.79
  4. Step 4: Simplify right side
    4,430.22x = 16,484,392.63
  5. Step 5: Solve for x
    x = 16,484,392.63/4,430.22
  6. Step 6: Final answer
    x = 3,720.90

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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.