Home / 4,630.44-6,390.53-2,641.49

Finding the Fourth Proportional to 4,630.44, 6,390.53 and 2,641.49

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Solution

The fourth proportional to 4,630.44, 6,390.53 and 2,641.49 is: 3,645.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,630.44 : 6,390.53 = 2,641.49 : x
  2. Step 2: Convert to fraction form
    4,630.44/6,390.53 = 2,641.49/x
  3. Step 3: Cross multiply
    4,630.44x = 6,390.53 × 2,641.49
  4. Step 4: Simplify right side
    4,630.44x = 16,880,521.09
  5. Step 5: Solve for x
    x = 16,880,521.09/4,630.44
  6. Step 6: Final answer
    x = 3,645.55

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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.