Home / 3,054.07-4,214.49-1,727.80

Finding the Fourth Proportional to 3,054.07, 4,214.49 and 1,727.80

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Solution

The fourth proportional to 3,054.07, 4,214.49 and 1,727.80 is: 2,384.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,054.07 : 4,214.49 = 1,727.80 : x
  2. Step 2: Convert to fraction form
    3,054.07/4,214.49 = 1,727.80/x
  3. Step 3: Cross multiply
    3,054.07x = 4,214.49 × 1,727.80
  4. Step 4: Simplify right side
    3,054.07x = 7,281,778.81
  5. Step 5: Solve for x
    x = 7,281,778.81/3,054.07
  6. Step 6: Final answer
    x = 2,384.29

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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.