Home / 6,200.09-9,300.21-1,817.64

Finding the Fourth Proportional to 6,200.09, 9,300.21 and 1,817.64

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Solution

The fourth proportional to 6,200.09, 9,300.21 and 1,817.64 is: 2,726.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,200.09 : 9,300.21 = 1,817.64 : x
  2. Step 2: Convert to fraction form
    6,200.09/9,300.21 = 1,817.64/x
  3. Step 3: Cross multiply
    6,200.09x = 9,300.21 × 1,817.64
  4. Step 4: Simplify right side
    6,200.09x = 16,904,426.89
  5. Step 5: Solve for x
    x = 16,904,426.89/6,200.09
  6. Step 6: Final answer
    x = 2,726.48

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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.