Home / 2,904.40-4,355.36-1,149.12

Finding the Fourth Proportional to 2,904.40, 4,355.36 and 1,149.12

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Solution

The fourth proportional to 2,904.40, 4,355.36 and 1,149.12 is: 1,723.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,904.40 : 4,355.36 = 1,149.12 : x
  2. Step 2: Convert to fraction form
    2,904.40/4,355.36 = 1,149.12/x
  3. Step 3: Cross multiply
    2,904.40x = 4,355.36 × 1,149.12
  4. Step 4: Simplify right side
    2,904.40x = 5,004,831.28
  5. Step 5: Solve for x
    x = 5,004,831.28/2,904.40
  6. Step 6: Final answer
    x = 1,723.19

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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.