Home / 4,851.75-6,693.65-3,174.12

Finding the Fourth Proportional to 4,851.75, 6,693.65 and 3,174.12

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Solution

The fourth proportional to 4,851.75, 6,693.65 and 3,174.12 is: 4,379.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,851.75 : 6,693.65 = 3,174.12 : x
  2. Step 2: Convert to fraction form
    4,851.75/6,693.65 = 3,174.12/x
  3. Step 3: Cross multiply
    4,851.75x = 6,693.65 × 3,174.12
  4. Step 4: Simplify right side
    4,851.75x = 21,246,448.34
  5. Step 5: Solve for x
    x = 21,246,448.34/4,851.75
  6. Step 6: Final answer
    x = 4,379.13

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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.