Home / 6,186.90-9,281.70-2,026.20

Finding the Fourth Proportional to 6,186.90, 9,281.70 and 2,026.20

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Solution

The fourth proportional to 6,186.90, 9,281.70 and 2,026.20 is: 3,039.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,186.90 : 9,281.70 = 2,026.20 : x
  2. Step 2: Convert to fraction form
    6,186.90/9,281.70 = 2,026.20/x
  3. Step 3: Cross multiply
    6,186.90x = 9,281.70 × 2,026.20
  4. Step 4: Simplify right side
    6,186.90x = 18,806,580.54
  5. Step 5: Solve for x
    x = 18,806,580.54/6,186.90
  6. Step 6: Final answer
    x = 3,039.74

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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.