Home / 3,386.31-4,671.72-2,059.80

Finding the Fourth Proportional to 3,386.31, 4,671.72 and 2,059.80

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Solution

The fourth proportional to 3,386.31, 4,671.72 and 2,059.80 is: 2,841.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.31 : 4,671.72 = 2,059.80 : x
  2. Step 2: Convert to fraction form
    3,386.31/4,671.72 = 2,059.80/x
  3. Step 3: Cross multiply
    3,386.31x = 4,671.72 × 2,059.80
  4. Step 4: Simplify right side
    3,386.31x = 9,622,808.86
  5. Step 5: Solve for x
    x = 9,622,808.86/3,386.31
  6. Step 6: Final answer
    x = 2,841.68

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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.