Home / 1,844.60-2,544.32-1,180.40

Finding the Fourth Proportional to 1,844.60, 2,544.32 and 1,180.40

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Solution

The fourth proportional to 1,844.60, 2,544.32 and 1,180.40 is: 1,628.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844.60 : 2,544.32 = 1,180.40 : x
  2. Step 2: Convert to fraction form
    1,844.60/2,544.32 = 1,180.40/x
  3. Step 3: Cross multiply
    1,844.60x = 2,544.32 × 1,180.40
  4. Step 4: Simplify right side
    1,844.60x = 3,003,315.33
  5. Step 5: Solve for x
    x = 3,003,315.33/1,844.60
  6. Step 6: Final answer
    x = 1,628.17

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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.