Home / 2,107.08-3,159.18-1,010.28

Finding the Fourth Proportional to 2,107.08, 3,159.18 and 1,010.28

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Solution

The fourth proportional to 2,107.08, 3,159.18 and 1,010.28 is: 1,514.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107.08 : 3,159.18 = 1,010.28 : x
  2. Step 2: Convert to fraction form
    2,107.08/3,159.18 = 1,010.28/x
  3. Step 3: Cross multiply
    2,107.08x = 3,159.18 × 1,010.28
  4. Step 4: Simplify right side
    2,107.08x = 3,191,656.37
  5. Step 5: Solve for x
    x = 3,191,656.37/2,107.08
  6. Step 6: Final answer
    x = 1,514.73

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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.