Home / 4,124.90-6,175.72-3,211.16

Finding the Fourth Proportional to 4,124.90, 6,175.72 and 3,211.16

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Solution

The fourth proportional to 4,124.90, 6,175.72 and 3,211.16 is: 4,807.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,124.90 : 6,175.72 = 3,211.16 : x
  2. Step 2: Convert to fraction form
    4,124.90/6,175.72 = 3,211.16/x
  3. Step 3: Cross multiply
    4,124.90x = 6,175.72 × 3,211.16
  4. Step 4: Simplify right side
    4,124.90x = 19,831,186.13
  5. Step 5: Solve for x
    x = 19,831,186.13/4,124.90
  6. Step 6: Final answer
    x = 4,807.67

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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.