Home / 7,040.19-10,570.67-3,926.28

Finding the Fourth Proportional to 7,040.19, 10,570.67 and 3,926.28

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Solution

The fourth proportional to 7,040.19, 10,570.67 and 3,926.28 is: 5,895.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,040.19 : 10,570.67 = 3,926.28 : x
  2. Step 2: Convert to fraction form
    7,040.19/10,570.67 = 3,926.28/x
  3. Step 3: Cross multiply
    7,040.19x = 10,570.67 × 3,926.28
  4. Step 4: Simplify right side
    7,040.19x = 41,503,390.58
  5. Step 5: Solve for x
    x = 41,503,390.58/7,040.19
  6. Step 6: Final answer
    x = 5,895.21

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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.