Home / 6,602.10-9,903.60-2,098.80

Finding the Fourth Proportional to 6,602.10, 9,903.60 and 2,098.80

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Solution

The fourth proportional to 6,602.10, 9,903.60 and 2,098.80 is: 3,148.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,602.10 : 9,903.60 = 2,098.80 : x
  2. Step 2: Convert to fraction form
    6,602.10/9,903.60 = 2,098.80/x
  3. Step 3: Cross multiply
    6,602.10x = 9,903.60 × 2,098.80
  4. Step 4: Simplify right side
    6,602.10x = 20,785,675.68
  5. Step 5: Solve for x
    x = 20,785,675.68/6,602.10
  6. Step 6: Final answer
    x = 3,148.34

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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.