Home / 4,276.90-6,415.35-3,304.90

Finding the Fourth Proportional to 4,276.90, 6,415.35 and 3,304.90

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Solution

The fourth proportional to 4,276.90, 6,415.35 and 3,304.90 is: 4,957.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,276.90 : 6,415.35 = 3,304.90 : x
  2. Step 2: Convert to fraction form
    4,276.90/6,415.35 = 3,304.90/x
  3. Step 3: Cross multiply
    4,276.90x = 6,415.35 × 3,304.90
  4. Step 4: Simplify right side
    4,276.90x = 21,202,090.22
  5. Step 5: Solve for x
    x = 21,202,090.22/4,276.90
  6. Step 6: Final answer
    x = 4,957.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.