Home / 3,516.51-5,272.64-2,419.67

Finding the Fourth Proportional to 3,516.51, 5,272.64 and 2,419.67

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Solution

The fourth proportional to 3,516.51, 5,272.64 and 2,419.67 is: 3,628.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.51 : 5,272.64 = 2,419.67 : x
  2. Step 2: Convert to fraction form
    3,516.51/5,272.64 = 2,419.67/x
  3. Step 3: Cross multiply
    3,516.51x = 5,272.64 × 2,419.67
  4. Step 4: Simplify right side
    3,516.51x = 12,758,072.60
  5. Step 5: Solve for x
    x = 12,758,072.60/3,516.51
  6. Step 6: Final answer
    x = 3,628.05

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1.5x scale

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.