Home / 4,790.30-7,182.74-1,865.24

Finding the Fourth Proportional to 4,790.30, 7,182.74 and 1,865.24

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Solution

The fourth proportional to 4,790.30, 7,182.74 and 1,865.24 is: 2,796.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.30 : 7,182.74 = 1,865.24 : x
  2. Step 2: Convert to fraction form
    4,790.30/7,182.74 = 1,865.24/x
  3. Step 3: Cross multiply
    4,790.30x = 7,182.74 × 1,865.24
  4. Step 4: Simplify right side
    4,790.30x = 13,397,533.96
  5. Step 5: Solve for x
    x = 13,397,533.96/4,790.30
  6. Step 6: Final answer
    x = 2,796.80

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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.