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Finding the Fourth Proportional to 7,207.03, 10,810.55 and 2,012.77

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Solution

The fourth proportional to 7,207.03, 10,810.55 and 2,012.77 is: 3,019.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,207.03 : 10,810.55 = 2,012.77 : x
  2. Step 2: Convert to fraction form
    7,207.03/10,810.55 = 2,012.77/x
  3. Step 3: Cross multiply
    7,207.03x = 10,810.55 × 2,012.77
  4. Step 4: Simplify right side
    7,207.03x = 21,759,150.72
  5. Step 5: Solve for x
    x = 21,759,150.72/7,207.03
  6. Step 6: Final answer
    x = 3,019.16

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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.