Home / 4,774.22-7,161.26-1,487.30

Finding the Fourth Proportional to 4,774.22, 7,161.26 and 1,487.30

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Solution

The fourth proportional to 4,774.22, 7,161.26 and 1,487.30 is: 2,230.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,774.22 : 7,161.26 = 1,487.30 : x
  2. Step 2: Convert to fraction form
    4,774.22/7,161.26 = 1,487.30/x
  3. Step 3: Cross multiply
    4,774.22x = 7,161.26 × 1,487.30
  4. Step 4: Simplify right side
    4,774.22x = 10,650,942.00
  5. Step 5: Solve for x
    x = 10,650,942.00/4,774.22
  6. Step 6: Final answer
    x = 2,230.93

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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.