Home / 3,585.21-4,947.59-2,013.31

Finding the Fourth Proportional to 3,585.21, 4,947.59 and 2,013.31

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Solution

The fourth proportional to 3,585.21, 4,947.59 and 2,013.31 is: 2,778.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.21 : 4,947.59 = 2,013.31 : x
  2. Step 2: Convert to fraction form
    3,585.21/4,947.59 = 2,013.31/x
  3. Step 3: Cross multiply
    3,585.21x = 4,947.59 × 2,013.31
  4. Step 4: Simplify right side
    3,585.21x = 9,961,032.42
  5. Step 5: Solve for x
    x = 9,961,032.42/3,585.21
  6. Step 6: Final answer
    x = 2,778.37

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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.