Home / 4,673.95-6,449.31-2,785.49

Finding the Fourth Proportional to 4,673.95, 6,449.31 and 2,785.49

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Solution

The fourth proportional to 4,673.95, 6,449.31 and 2,785.49 is: 3,843.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,673.95 : 6,449.31 = 2,785.49 : x
  2. Step 2: Convert to fraction form
    4,673.95/6,449.31 = 2,785.49/x
  3. Step 3: Cross multiply
    4,673.95x = 6,449.31 × 2,785.49
  4. Step 4: Simplify right side
    4,673.95x = 17,964,488.51
  5. Step 5: Solve for x
    x = 17,964,488.51/4,673.95
  6. Step 6: Final answer
    x = 3,843.53

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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.