Home / 11,625.20-17,437.80-3,304.40

Finding the Fourth Proportional to 11,625.20, 17,437.80 and 3,304.40

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Solution

The fourth proportional to 11,625.20, 17,437.80 and 3,304.40 is: 4,956.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,625.20 : 17,437.80 = 3,304.40 : x
  2. Step 2: Convert to fraction form
    11,625.20/17,437.80 = 3,304.40/x
  3. Step 3: Cross multiply
    11,625.20x = 17,437.80 × 3,304.40
  4. Step 4: Simplify right side
    11,625.20x = 57,621,466.32
  5. Step 5: Solve for x
    x = 57,621,466.32/11,625.20
  6. Step 6: Final answer
    x = 4,956.60

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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.