Home / 3,478.30-4,796.44-2,417.26

Finding the Fourth Proportional to 3,478.30, 4,796.44 and 2,417.26

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Solution

The fourth proportional to 3,478.30, 4,796.44 and 2,417.26 is: 3,333.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478.30 : 4,796.44 = 2,417.26 : x
  2. Step 2: Convert to fraction form
    3,478.30/4,796.44 = 2,417.26/x
  3. Step 3: Cross multiply
    3,478.30x = 4,796.44 × 2,417.26
  4. Step 4: Simplify right side
    3,478.30x = 11,594,242.55
  5. Step 5: Solve for x
    x = 11,594,242.55/3,478.30
  6. Step 6: Final answer
    x = 3,333.31

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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.