Home / 5,538.04-8,307.96-1,839.64

Finding the Fourth Proportional to 5,538.04, 8,307.96 and 1,839.64

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Solution

The fourth proportional to 5,538.04, 8,307.96 and 1,839.64 is: 2,759.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.04 : 8,307.96 = 1,839.64 : x
  2. Step 2: Convert to fraction form
    5,538.04/8,307.96 = 1,839.64/x
  3. Step 3: Cross multiply
    5,538.04x = 8,307.96 × 1,839.64
  4. Step 4: Simplify right side
    5,538.04x = 15,283,655.53
  5. Step 5: Solve for x
    x = 15,283,655.53/5,538.04
  6. Step 6: Final answer
    x = 2,759.76

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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.