Home / 3,254.99-4,878.83-1,403.93

Finding the Fourth Proportional to 3,254.99, 4,878.83 and 1,403.93

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Solution

The fourth proportional to 3,254.99, 4,878.83 and 1,403.93 is: 2,104.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.99 : 4,878.83 = 1,403.93 : x
  2. Step 2: Convert to fraction form
    3,254.99/4,878.83 = 1,403.93/x
  3. Step 3: Cross multiply
    3,254.99x = 4,878.83 × 1,403.93
  4. Step 4: Simplify right side
    3,254.99x = 6,849,551.51
  5. Step 5: Solve for x
    x = 6,849,551.51/3,254.99
  6. Step 6: Final answer
    x = 2,104.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.