Home / 2,282.22-3,420.18-1,184.40

Finding the Fourth Proportional to 2,282.22, 3,420.18 and 1,184.40

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Solution

The fourth proportional to 2,282.22, 3,420.18 and 1,184.40 is: 1,774.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,282.22 : 3,420.18 = 1,184.40 : x
  2. Step 2: Convert to fraction form
    2,282.22/3,420.18 = 1,184.40/x
  3. Step 3: Cross multiply
    2,282.22x = 3,420.18 × 1,184.40
  4. Step 4: Simplify right side
    2,282.22x = 4,050,861.19
  5. Step 5: Solve for x
    x = 4,050,861.19/2,282.22
  6. Step 6: Final answer
    x = 1,774.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.