Home / 3,050.97-4,210.08-1,724.39

Finding the Fourth Proportional to 3,050.97, 4,210.08 and 1,724.39

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Solution

The fourth proportional to 3,050.97, 4,210.08 and 1,724.39 is: 2,379.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.97 : 4,210.08 = 1,724.39 : x
  2. Step 2: Convert to fraction form
    3,050.97/4,210.08 = 1,724.39/x
  3. Step 3: Cross multiply
    3,050.97x = 4,210.08 × 1,724.39
  4. Step 4: Simplify right side
    3,050.97x = 7,259,808.12
  5. Step 5: Solve for x
    x = 7,259,808.12/3,050.97
  6. Step 6: Final answer
    x = 2,379.51

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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.