Home / 3,514.10-5,268.45-1,975.10

Finding the Fourth Proportional to 3,514.10, 5,268.45 and 1,975.10

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Solution

The fourth proportional to 3,514.10, 5,268.45 and 1,975.10 is: 2,961.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.10 : 5,268.45 = 1,975.10 : x
  2. Step 2: Convert to fraction form
    3,514.10/5,268.45 = 1,975.10/x
  3. Step 3: Cross multiply
    3,514.10x = 5,268.45 × 1,975.10
  4. Step 4: Simplify right side
    3,514.10x = 10,405,715.60
  5. Step 5: Solve for x
    x = 10,405,715.60/3,514.10
  6. Step 6: Final answer
    x = 2,961.13

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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.