Home / 2,284.58-3,147.24-2,173.40

Finding the Fourth Proportional to 2,284.58, 3,147.24 and 2,173.40

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Solution

The fourth proportional to 2,284.58, 3,147.24 and 2,173.40 is: 2,994.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,284.58 : 3,147.24 = 2,173.40 : x
  2. Step 2: Convert to fraction form
    2,284.58/3,147.24 = 2,173.40/x
  3. Step 3: Cross multiply
    2,284.58x = 3,147.24 × 2,173.40
  4. Step 4: Simplify right side
    2,284.58x = 6,840,211.42
  5. Step 5: Solve for x
    x = 6,840,211.42/2,284.58
  6. Step 6: Final answer
    x = 2,994.08

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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.