Home / 3,533.10-4,875.76-2,020.56

Finding the Fourth Proportional to 3,533.10, 4,875.76 and 2,020.56

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Solution

The fourth proportional to 3,533.10, 4,875.76 and 2,020.56 is: 2,788.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,533.10 : 4,875.76 = 2,020.56 : x
  2. Step 2: Convert to fraction form
    3,533.10/4,875.76 = 2,020.56/x
  3. Step 3: Cross multiply
    3,533.10x = 4,875.76 × 2,020.56
  4. Step 4: Simplify right side
    3,533.10x = 9,851,765.63
  5. Step 5: Solve for x
    x = 9,851,765.63/3,533.10
  6. Step 6: Final answer
    x = 2,788.42

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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.