Home / 2,069.13-2,855.40-1,184.93

Finding the Fourth Proportional to 2,069.13, 2,855.40 and 1,184.93

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Solution

The fourth proportional to 2,069.13, 2,855.40 and 1,184.93 is: 1,635.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069.13 : 2,855.40 = 1,184.93 : x
  2. Step 2: Convert to fraction form
    2,069.13/2,855.40 = 1,184.93/x
  3. Step 3: Cross multiply
    2,069.13x = 2,855.40 × 1,184.93
  4. Step 4: Simplify right side
    2,069.13x = 3,383,449.12
  5. Step 5: Solve for x
    x = 3,383,449.12/2,069.13
  6. Step 6: Final answer
    x = 1,635.20

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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.