Home / 1,344.54-2,007.40-1,262.14

Finding the Fourth Proportional to 1,344.54, 2,007.40 and 1,262.14

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Solution

The fourth proportional to 1,344.54, 2,007.40 and 1,262.14 is: 1,884.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344.54 : 2,007.40 = 1,262.14 : x
  2. Step 2: Convert to fraction form
    1,344.54/2,007.40 = 1,262.14/x
  3. Step 3: Cross multiply
    1,344.54x = 2,007.40 × 1,262.14
  4. Step 4: Simplify right side
    1,344.54x = 2,533,619.84
  5. Step 5: Solve for x
    x = 2,533,619.84/1,344.54
  6. Step 6: Final answer
    x = 1,884.38

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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.