Home / 1,824.09-2,733.83-991.14

Finding the Fourth Proportional to 1,824.09, 2,733.83 and 991.14

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Solution

The fourth proportional to 1,824.09, 2,733.83 and 991.14 is: 1,485.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.09 : 2,733.83 = 991.14 : x
  2. Step 2: Convert to fraction form
    1,824.09/2,733.83 = 991.14/x
  3. Step 3: Cross multiply
    1,824.09x = 2,733.83 × 991.14
  4. Step 4: Simplify right side
    1,824.09x = 2,709,602.35
  5. Step 5: Solve for x
    x = 2,709,602.35/1,824.09
  6. Step 6: Final answer
    x = 1,485.46

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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.