Home / 2,895.42-4,341.25-1,905.24

Finding the Fourth Proportional to 2,895.42, 4,341.25 and 1,905.24

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Solution

The fourth proportional to 2,895.42, 4,341.25 and 1,905.24 is: 2,856.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895.42 : 4,341.25 = 1,905.24 : x
  2. Step 2: Convert to fraction form
    2,895.42/4,341.25 = 1,905.24/x
  3. Step 3: Cross multiply
    2,895.42x = 4,341.25 × 1,905.24
  4. Step 4: Simplify right side
    2,895.42x = 8,271,110.54
  5. Step 5: Solve for x
    x = 8,271,110.54/2,895.42
  6. Step 6: Final answer
    x = 2,856.62

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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.