Home / 7,010.74-10,516.92-1,817.02

Finding the Fourth Proportional to 7,010.74, 10,516.92 and 1,817.02

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Solution

The fourth proportional to 7,010.74, 10,516.92 and 1,817.02 is: 2,725.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,010.74 : 10,516.92 = 1,817.02 : x
  2. Step 2: Convert to fraction form
    7,010.74/10,516.92 = 1,817.02/x
  3. Step 3: Cross multiply
    7,010.74x = 10,516.92 × 1,817.02
  4. Step 4: Simplify right side
    7,010.74x = 19,109,453.98
  5. Step 5: Solve for x
    x = 19,109,453.98/7,010.74
  6. Step 6: Final answer
    x = 2,725.74

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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.