Home / 4,853.04-6,699.42-3,978.24

Finding the Fourth Proportional to 4,853.04, 6,699.42 and 3,978.24

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Solution

The fourth proportional to 4,853.04, 6,699.42 and 3,978.24 is: 5,491.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,853.04 : 6,699.42 = 3,978.24 : x
  2. Step 2: Convert to fraction form
    4,853.04/6,699.42 = 3,978.24/x
  3. Step 3: Cross multiply
    4,853.04x = 6,699.42 × 3,978.24
  4. Step 4: Simplify right side
    4,853.04x = 26,651,900.62
  5. Step 5: Solve for x
    x = 26,651,900.62/4,853.04
  6. Step 6: Final answer
    x = 5,491.79

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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.