Home / 3,056.70-4,584.15-1,207.20

Finding the Fourth Proportional to 3,056.70, 4,584.15 and 1,207.20

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Solution

The fourth proportional to 3,056.70, 4,584.15 and 1,207.20 is: 1,810.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.70 : 4,584.15 = 1,207.20 : x
  2. Step 2: Convert to fraction form
    3,056.70/4,584.15 = 1,207.20/x
  3. Step 3: Cross multiply
    3,056.70x = 4,584.15 × 1,207.20
  4. Step 4: Simplify right side
    3,056.70x = 5,533,985.88
  5. Step 5: Solve for x
    x = 5,533,985.88/3,056.70
  6. Step 6: Final answer
    x = 1,810.44

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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.