Home / 5,462.99-7,538.69-3,072.89

Finding the Fourth Proportional to 5,462.99, 7,538.69 and 3,072.89

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Solution

The fourth proportional to 5,462.99, 7,538.69 and 3,072.89 is: 4,240.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,462.99 : 7,538.69 = 3,072.89 : x
  2. Step 2: Convert to fraction form
    5,462.99/7,538.69 = 3,072.89/x
  3. Step 3: Cross multiply
    5,462.99x = 7,538.69 × 3,072.89
  4. Step 4: Simplify right side
    5,462.99x = 23,165,565.11
  5. Step 5: Solve for x
    x = 23,165,565.11/5,462.99
  6. Step 6: Final answer
    x = 4,240.46

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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.