Home / 4,698.23-6,479.09-2,809.51

Finding the Fourth Proportional to 4,698.23, 6,479.09 and 2,809.51

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Solution

The fourth proportional to 4,698.23, 6,479.09 and 2,809.51 is: 3,874.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,698.23 : 6,479.09 = 2,809.51 : x
  2. Step 2: Convert to fraction form
    4,698.23/6,479.09 = 2,809.51/x
  3. Step 3: Cross multiply
    4,698.23x = 6,479.09 × 2,809.51
  4. Step 4: Simplify right side
    4,698.23x = 18,203,037.90
  5. Step 5: Solve for x
    x = 18,203,037.90/4,698.23
  6. Step 6: Final answer
    x = 3,874.44

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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.