Home / 3,823.80-5,735.70-1,050.90

Finding the Fourth Proportional to 3,823.80, 5,735.70 and 1,050.90

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Solution

The fourth proportional to 3,823.80, 5,735.70 and 1,050.90 is: 1,576.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.80 : 5,735.70 = 1,050.90 : x
  2. Step 2: Convert to fraction form
    3,823.80/5,735.70 = 1,050.90/x
  3. Step 3: Cross multiply
    3,823.80x = 5,735.70 × 1,050.90
  4. Step 4: Simplify right side
    3,823.80x = 6,027,647.13
  5. Step 5: Solve for x
    x = 6,027,647.13/3,823.80
  6. Step 6: Final answer
    x = 1,576.35

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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.