Home / 4,385.66-6,579.90-2,630.39

Finding the Fourth Proportional to 4,385.66, 6,579.90 and 2,630.39

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Solution

The fourth proportional to 4,385.66, 6,579.90 and 2,630.39 is: 3,946.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,385.66 : 6,579.90 = 2,630.39 : x
  2. Step 2: Convert to fraction form
    4,385.66/6,579.90 = 2,630.39/x
  3. Step 3: Cross multiply
    4,385.66x = 6,579.90 × 2,630.39
  4. Step 4: Simplify right side
    4,385.66x = 17,307,670.26
  5. Step 5: Solve for x
    x = 17,307,670.26/4,385.66
  6. Step 6: Final answer
    x = 3,946.43

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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.