Home / 2,009.64-2,771.07-1,262.70

Finding the Fourth Proportional to 2,009.64, 2,771.07 and 1,262.70

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Solution

The fourth proportional to 2,009.64, 2,771.07 and 1,262.70 is: 1,741.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009.64 : 2,771.07 = 1,262.70 : x
  2. Step 2: Convert to fraction form
    2,009.64/2,771.07 = 1,262.70/x
  3. Step 3: Cross multiply
    2,009.64x = 2,771.07 × 1,262.70
  4. Step 4: Simplify right side
    2,009.64x = 3,499,030.09
  5. Step 5: Solve for x
    x = 3,499,030.09/2,009.64
  6. Step 6: Final answer
    x = 1,741.12

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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.