Home / 1,454.06-2,007.36-957.48

Finding the Fourth Proportional to 1,454.06, 2,007.36 and 957.48

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Solution

The fourth proportional to 1,454.06, 2,007.36 and 957.48 is: 1,321.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454.06 : 2,007.36 = 957.48 : x
  2. Step 2: Convert to fraction form
    1,454.06/2,007.36 = 957.48/x
  3. Step 3: Cross multiply
    1,454.06x = 2,007.36 × 957.48
  4. Step 4: Simplify right side
    1,454.06x = 1,922,007.05
  5. Step 5: Solve for x
    x = 1,922,007.05/1,454.06
  6. Step 6: Final answer
    x = 1,321.83

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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.