Home / 5,004.12-6,904.47-2,879.49

Finding the Fourth Proportional to 5,004.12, 6,904.47 and 2,879.49

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Solution

The fourth proportional to 5,004.12, 6,904.47 and 2,879.49 is: 3,973.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,004.12 : 6,904.47 = 2,879.49 : x
  2. Step 2: Convert to fraction form
    5,004.12/6,904.47 = 2,879.49/x
  3. Step 3: Cross multiply
    5,004.12x = 6,904.47 × 2,879.49
  4. Step 4: Simplify right side
    5,004.12x = 19,881,352.32
  5. Step 5: Solve for x
    x = 19,881,352.32/5,004.12
  6. Step 6: Final answer
    x = 3,973.00

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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.