Home / 2,967.99-4,451.36-1,119.07

Finding the Fourth Proportional to 2,967.99, 4,451.36 and 1,119.07

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Solution

The fourth proportional to 2,967.99, 4,451.36 and 1,119.07 is: 1,678.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967.99 : 4,451.36 = 1,119.07 : x
  2. Step 2: Convert to fraction form
    2,967.99/4,451.36 = 1,119.07/x
  3. Step 3: Cross multiply
    2,967.99x = 4,451.36 × 1,119.07
  4. Step 4: Simplify right side
    2,967.99x = 4,981,358.37
  5. Step 5: Solve for x
    x = 4,981,358.37/2,967.99
  6. Step 6: Final answer
    x = 1,678.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.