Home / 5,462.78-7,538.64-3,104.93

Finding the Fourth Proportional to 5,462.78, 7,538.64 and 3,104.93

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Solution

The fourth proportional to 5,462.78, 7,538.64 and 3,104.93 is: 4,284.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,462.78 : 7,538.64 = 3,104.93 : x
  2. Step 2: Convert to fraction form
    5,462.78/7,538.64 = 3,104.93/x
  3. Step 3: Cross multiply
    5,462.78x = 7,538.64 × 3,104.93
  4. Step 4: Simplify right side
    5,462.78x = 23,406,911.80
  5. Step 5: Solve for x
    x = 23,406,911.80/5,462.78
  6. Step 6: Final answer
    x = 4,284.80

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1.5x scale

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.