Home / 3,538.12-5,307.30-941.02

Finding the Fourth Proportional to 3,538.12, 5,307.30 and 941.02

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Solution

The fourth proportional to 3,538.12, 5,307.30 and 941.02 is: 1,411.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.12 : 5,307.30 = 941.02 : x
  2. Step 2: Convert to fraction form
    3,538.12/5,307.30 = 941.02/x
  3. Step 3: Cross multiply
    3,538.12x = 5,307.30 × 941.02
  4. Step 4: Simplify right side
    3,538.12x = 4,994,275.45
  5. Step 5: Solve for x
    x = 4,994,275.45/3,538.12
  6. Step 6: Final answer
    x = 1,411.56

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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.