Home / 4,860.10-7,290.20-1,573.22

Finding the Fourth Proportional to 4,860.10, 7,290.20 and 1,573.22

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Solution

The fourth proportional to 4,860.10, 7,290.20 and 1,573.22 is: 2,359.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.10 : 7,290.20 = 1,573.22 : x
  2. Step 2: Convert to fraction form
    4,860.10/7,290.20 = 1,573.22/x
  3. Step 3: Cross multiply
    4,860.10x = 7,290.20 × 1,573.22
  4. Step 4: Simplify right side
    4,860.10x = 11,469,110.60
  5. Step 5: Solve for x
    x = 11,469,110.60/4,860.10
  6. Step 6: Final answer
    x = 2,359.85

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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.