Home / 3,467.90-4,783.86-2,349.20

Finding the Fourth Proportional to 3,467.90, 4,783.86 and 2,349.20

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Solution

The fourth proportional to 3,467.90, 4,783.86 and 2,349.20 is: 3,240.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467.90 : 4,783.86 = 2,349.20 : x
  2. Step 2: Convert to fraction form
    3,467.90/4,783.86 = 2,349.20/x
  3. Step 3: Cross multiply
    3,467.90x = 4,783.86 × 2,349.20
  4. Step 4: Simplify right side
    3,467.90x = 11,238,243.91
  5. Step 5: Solve for x
    x = 11,238,243.91/3,467.90
  6. Step 6: Final answer
    x = 3,240.65

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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.