Home / 1,364.23-2,036.42-1,262.68

Finding the Fourth Proportional to 1,364.23, 2,036.42 and 1,262.68

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Solution

The fourth proportional to 1,364.23, 2,036.42 and 1,262.68 is: 1,884.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364.23 : 2,036.42 = 1,262.68 : x
  2. Step 2: Convert to fraction form
    1,364.23/2,036.42 = 1,262.68/x
  3. Step 3: Cross multiply
    1,364.23x = 2,036.42 × 1,262.68
  4. Step 4: Simplify right side
    1,364.23x = 2,571,346.81
  5. Step 5: Solve for x
    x = 2,571,346.81/1,364.23
  6. Step 6: Final answer
    x = 1,884.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.