Home / 4,308.78-5,946.68-2,630.41

Finding the Fourth Proportional to 4,308.78, 5,946.68 and 2,630.41

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Solution

The fourth proportional to 4,308.78, 5,946.68 and 2,630.41 is: 3,630.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,308.78 : 5,946.68 = 2,630.41 : x
  2. Step 2: Convert to fraction form
    4,308.78/5,946.68 = 2,630.41/x
  3. Step 3: Cross multiply
    4,308.78x = 5,946.68 × 2,630.41
  4. Step 4: Simplify right side
    4,308.78x = 15,642,206.54
  5. Step 5: Solve for x
    x = 15,642,206.54/4,308.78
  6. Step 6: Final answer
    x = 3,630.31

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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.