Home / 7,207.70-10,811.54-2,013.57

Finding the Fourth Proportional to 7,207.70, 10,811.54 and 2,013.57

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Solution

The fourth proportional to 7,207.70, 10,811.54 and 2,013.57 is: 3,020.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,207.70 : 10,811.54 = 2,013.57 : x
  2. Step 2: Convert to fraction form
    7,207.70/10,811.54 = 2,013.57/x
  3. Step 3: Cross multiply
    7,207.70x = 10,811.54 × 2,013.57
  4. Step 4: Simplify right side
    7,207.70x = 21,769,782.53
  5. Step 5: Solve for x
    x = 21,769,782.53/7,207.70
  6. Step 6: Final answer
    x = 3,020.35

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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.