Home / 2,836.79-4,254.96-888.94

Finding the Fourth Proportional to 2,836.79, 4,254.96 and 888.94

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Solution

The fourth proportional to 2,836.79, 4,254.96 and 888.94 is: 1,333.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.79 : 4,254.96 = 888.94 : x
  2. Step 2: Convert to fraction form
    2,836.79/4,254.96 = 888.94/x
  3. Step 3: Cross multiply
    2,836.79x = 4,254.96 × 888.94
  4. Step 4: Simplify right side
    2,836.79x = 3,782,412.79
  5. Step 5: Solve for x
    x = 3,782,412.79/2,836.79
  6. Step 6: Final answer
    x = 1,333.34

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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.