Home / 5,214.03-7,195.30-2,975.78

Finding the Fourth Proportional to 5,214.03, 7,195.30 and 2,975.78

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Solution

The fourth proportional to 5,214.03, 7,195.30 and 2,975.78 is: 4,106.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214.03 : 7,195.30 = 2,975.78 : x
  2. Step 2: Convert to fraction form
    5,214.03/7,195.30 = 2,975.78/x
  3. Step 3: Cross multiply
    5,214.03x = 7,195.30 × 2,975.78
  4. Step 4: Simplify right side
    5,214.03x = 21,411,629.83
  5. Step 5: Solve for x
    x = 21,411,629.83/5,214.03
  6. Step 6: Final answer
    x = 4,106.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.