Home / 3,783.01-5,219.77-2,210.80

Finding the Fourth Proportional to 3,783.01, 5,219.77 and 2,210.80

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Solution

The fourth proportional to 3,783.01, 5,219.77 and 2,210.80 is: 3,050.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783.01 : 5,219.77 = 2,210.80 : x
  2. Step 2: Convert to fraction form
    3,783.01/5,219.77 = 2,210.80/x
  3. Step 3: Cross multiply
    3,783.01x = 5,219.77 × 2,210.80
  4. Step 4: Simplify right side
    3,783.01x = 11,539,867.52
  5. Step 5: Solve for x
    x = 11,539,867.52/3,783.01
  6. Step 6: Final answer
    x = 3,050.45

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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.