Home / 4,809.87-6,637.64-2,713.95

Finding the Fourth Proportional to 4,809.87, 6,637.64 and 2,713.95

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Solution

The fourth proportional to 4,809.87, 6,637.64 and 2,713.95 is: 3,745.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809.87 : 6,637.64 = 2,713.95 : x
  2. Step 2: Convert to fraction form
    4,809.87/6,637.64 = 2,713.95/x
  3. Step 3: Cross multiply
    4,809.87x = 6,637.64 × 2,713.95
  4. Step 4: Simplify right side
    4,809.87x = 18,014,209.51
  5. Step 5: Solve for x
    x = 18,014,209.51/4,809.87
  6. Step 6: Final answer
    x = 3,745.26

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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.