Home / 2,010.40-3,011.12-1,144.16

Finding the Fourth Proportional to 2,010.40, 3,011.12 and 1,144.16

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Solution

The fourth proportional to 2,010.40, 3,011.12 and 1,144.16 is: 1,713.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010.40 : 3,011.12 = 1,144.16 : x
  2. Step 2: Convert to fraction form
    2,010.40/3,011.12 = 1,144.16/x
  3. Step 3: Cross multiply
    2,010.40x = 3,011.12 × 1,144.16
  4. Step 4: Simplify right side
    2,010.40x = 3,445,203.06
  5. Step 5: Solve for x
    x = 3,445,203.06/2,010.40
  6. Step 6: Final answer
    x = 1,713.69

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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.