Home / 2,184.77-3,014.91-1,190.03

Finding the Fourth Proportional to 2,184.77, 3,014.91 and 1,190.03

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Solution

The fourth proportional to 2,184.77, 3,014.91 and 1,190.03 is: 1,642.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184.77 : 3,014.91 = 1,190.03 : x
  2. Step 2: Convert to fraction form
    2,184.77/3,014.91 = 1,190.03/x
  3. Step 3: Cross multiply
    2,184.77x = 3,014.91 × 1,190.03
  4. Step 4: Simplify right side
    2,184.77x = 3,587,833.35
  5. Step 5: Solve for x
    x = 3,587,833.35/2,184.77
  6. Step 6: Final answer
    x = 1,642.20

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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.