Home / 3,017.99-4,162.74-2,770.13

Finding the Fourth Proportional to 3,017.99, 4,162.74 and 2,770.13

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Solution

The fourth proportional to 3,017.99, 4,162.74 and 2,770.13 is: 3,820.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017.99 : 4,162.74 = 2,770.13 : x
  2. Step 2: Convert to fraction form
    3,017.99/4,162.74 = 2,770.13/x
  3. Step 3: Cross multiply
    3,017.99x = 4,162.74 × 2,770.13
  4. Step 4: Simplify right side
    3,017.99x = 11,531,330.96
  5. Step 5: Solve for x
    x = 11,531,330.96/3,017.99
  6. Step 6: Final answer
    x = 3,820.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.