Home / 3,356.44-4,636.32-2,798.74

Finding the Fourth Proportional to 3,356.44, 4,636.32 and 2,798.74

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Solution

The fourth proportional to 3,356.44, 4,636.32 and 2,798.74 is: 3,865.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.44 : 4,636.32 = 2,798.74 : x
  2. Step 2: Convert to fraction form
    3,356.44/4,636.32 = 2,798.74/x
  3. Step 3: Cross multiply
    3,356.44x = 4,636.32 × 2,798.74
  4. Step 4: Simplify right side
    3,356.44x = 12,975,854.24
  5. Step 5: Solve for x
    x = 12,975,854.24/3,356.44
  6. Step 6: Final answer
    x = 3,865.96

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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.