Home / 5,369.55-8,040.51-3,515.19

Finding the Fourth Proportional to 5,369.55, 8,040.51 and 3,515.19

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Solution

The fourth proportional to 5,369.55, 8,040.51 and 3,515.19 is: 5,263.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,369.55 : 8,040.51 = 3,515.19 : x
  2. Step 2: Convert to fraction form
    5,369.55/8,040.51 = 3,515.19/x
  3. Step 3: Cross multiply
    5,369.55x = 8,040.51 × 3,515.19
  4. Step 4: Simplify right side
    5,369.55x = 28,263,920.35
  5. Step 5: Solve for x
    x = 28,263,920.35/5,369.55
  6. Step 6: Final answer
    x = 5,263.74

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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.