Home / 3,516.90-5,271.57-1,567.50

Finding the Fourth Proportional to 3,516.90, 5,271.57 and 1,567.50

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Solution

The fourth proportional to 3,516.90, 5,271.57 and 1,567.50 is: 2,349.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.90 : 5,271.57 = 1,567.50 : x
  2. Step 2: Convert to fraction form
    3,516.90/5,271.57 = 1,567.50/x
  3. Step 3: Cross multiply
    3,516.90x = 5,271.57 × 1,567.50
  4. Step 4: Simplify right side
    3,516.90x = 8,263,185.98
  5. Step 5: Solve for x
    x = 8,263,185.98/3,516.90
  6. Step 6: Final answer
    x = 2,349.57

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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.