Home / 3,516.96-5,274.80-1,051.20

Finding the Fourth Proportional to 3,516.96, 5,274.80 and 1,051.20

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Solution

The fourth proportional to 3,516.96, 5,274.80 and 1,051.20 is: 1,576.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.96 : 5,274.80 = 1,051.20 : x
  2. Step 2: Convert to fraction form
    3,516.96/5,274.80 = 1,051.20/x
  3. Step 3: Cross multiply
    3,516.96x = 5,274.80 × 1,051.20
  4. Step 4: Simplify right side
    3,516.96x = 5,544,869.76
  5. Step 5: Solve for x
    x = 5,544,869.76/3,516.96
  6. Step 6: Final answer
    x = 1,576.61

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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.