Home / 3,526.03-4,865.70-1,954

Finding the Fourth Proportional to 3,526.03, 4,865.70 and 1,954

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Solution

The fourth proportional to 3,526.03, 4,865.70 and 1,954 is: 2,696.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.03 : 4,865.70 = 1,954 : x
  2. Step 2: Convert to fraction form
    3,526.03/4,865.70 = 1,954/x
  3. Step 3: Cross multiply
    3,526.03x = 4,865.70 × 1,954
  4. Step 4: Simplify right side
    3,526.03x = 9,507,577.80
  5. Step 5: Solve for x
    x = 9,507,577.80/3,526.03
  6. Step 6: Final answer
    x = 2,696.40

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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.