Home / 4,729.60-7,089.36-2,261.02

Finding the Fourth Proportional to 4,729.60, 7,089.36 and 2,261.02

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Solution

The fourth proportional to 4,729.60, 7,089.36 and 2,261.02 is: 3,389.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,729.60 : 7,089.36 = 2,261.02 : x
  2. Step 2: Convert to fraction form
    4,729.60/7,089.36 = 2,261.02/x
  3. Step 3: Cross multiply
    4,729.60x = 7,089.36 × 2,261.02
  4. Step 4: Simplify right side
    4,729.60x = 16,029,184.75
  5. Step 5: Solve for x
    x = 16,029,184.75/4,729.60
  6. Step 6: Final answer
    x = 3,389.12

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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.