Home / 7,011.24-10,516.80-1,817.04

Finding the Fourth Proportional to 7,011.24, 10,516.80 and 1,817.04

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Solution

The fourth proportional to 7,011.24, 10,516.80 and 1,817.04 is: 2,725.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,011.24 : 10,516.80 = 1,817.04 : x
  2. Step 2: Convert to fraction form
    7,011.24/10,516.80 = 1,817.04/x
  3. Step 3: Cross multiply
    7,011.24x = 10,516.80 × 1,817.04
  4. Step 4: Simplify right side
    7,011.24x = 19,109,446.27
  5. Step 5: Solve for x
    x = 19,109,446.27/7,011.24
  6. Step 6: Final answer
    x = 2,725.54

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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.