Home / 4,139.03-5,711.82-2,370.63

Finding the Fourth Proportional to 4,139.03, 5,711.82 and 2,370.63

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Solution

The fourth proportional to 4,139.03, 5,711.82 and 2,370.63 is: 3,271.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,139.03 : 5,711.82 = 2,370.63 : x
  2. Step 2: Convert to fraction form
    4,139.03/5,711.82 = 2,370.63/x
  3. Step 3: Cross multiply
    4,139.03x = 5,711.82 × 2,370.63
  4. Step 4: Simplify right side
    4,139.03x = 13,540,611.85
  5. Step 5: Solve for x
    x = 13,540,611.85/4,139.03
  6. Step 6: Final answer
    x = 3,271.45

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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.