Home / 1,448.42-2,000.74-1,110.27

Finding the Fourth Proportional to 1,448.42, 2,000.74 and 1,110.27

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Solution

The fourth proportional to 1,448.42, 2,000.74 and 1,110.27 is: 1,533.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448.42 : 2,000.74 = 1,110.27 : x
  2. Step 2: Convert to fraction form
    1,448.42/2,000.74 = 1,110.27/x
  3. Step 3: Cross multiply
    1,448.42x = 2,000.74 × 1,110.27
  4. Step 4: Simplify right side
    1,448.42x = 2,221,353.82
  5. Step 5: Solve for x
    x = 2,221,353.82/1,448.42
  6. Step 6: Final answer
    x = 1,533.64

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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.