Home / 2,845.16-4,267.70-897.34

Finding the Fourth Proportional to 2,845.16, 4,267.70 and 897.34

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Solution

The fourth proportional to 2,845.16, 4,267.70 and 897.34 is: 1,346.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.16 : 4,267.70 = 897.34 : x
  2. Step 2: Convert to fraction form
    2,845.16/4,267.70 = 897.34/x
  3. Step 3: Cross multiply
    2,845.16x = 4,267.70 × 897.34
  4. Step 4: Simplify right side
    2,845.16x = 3,829,577.92
  5. Step 5: Solve for x
    x = 3,829,577.92/2,845.16
  6. Step 6: Final answer
    x = 1,346.00

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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.