Home / 5,735.40-8,604.30-1,840.20

Finding the Fourth Proportional to 5,735.40, 8,604.30 and 1,840.20

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Solution

The fourth proportional to 5,735.40, 8,604.30 and 1,840.20 is: 2,760.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,735.40 : 8,604.30 = 1,840.20 : x
  2. Step 2: Convert to fraction form
    5,735.40/8,604.30 = 1,840.20/x
  3. Step 3: Cross multiply
    5,735.40x = 8,604.30 × 1,840.20
  4. Step 4: Simplify right side
    5,735.40x = 15,833,632.86
  5. Step 5: Solve for x
    x = 15,833,632.86/5,735.40
  6. Step 6: Final answer
    x = 2,760.69

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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.