Home / 5,538.41-8,307.46-2,418.39

Finding the Fourth Proportional to 5,538.41, 8,307.46 and 2,418.39

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Solution

The fourth proportional to 5,538.41, 8,307.46 and 2,418.39 is: 3,627.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.41 : 8,307.46 = 2,418.39 : x
  2. Step 2: Convert to fraction form
    5,538.41/8,307.46 = 2,418.39/x
  3. Step 3: Cross multiply
    5,538.41x = 8,307.46 × 2,418.39
  4. Step 4: Simplify right side
    5,538.41x = 20,090,681.21
  5. Step 5: Solve for x
    x = 20,090,681.21/5,538.41
  6. Step 6: Final answer
    x = 3,627.52

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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.