Home / 6,971.27-10,454.69-2,290.20

Finding the Fourth Proportional to 6,971.27, 10,454.69 and 2,290.20

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Solution

The fourth proportional to 6,971.27, 10,454.69 and 2,290.20 is: 3,434.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,971.27 : 10,454.69 = 2,290.20 : x
  2. Step 2: Convert to fraction form
    6,971.27/10,454.69 = 2,290.20/x
  3. Step 3: Cross multiply
    6,971.27x = 10,454.69 × 2,290.20
  4. Step 4: Simplify right side
    6,971.27x = 23,943,297.56
  5. Step 5: Solve for x
    x = 23,943,297.56/6,971.27
  6. Step 6: Final answer
    x = 3,434.57

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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.