Home / 3,052.50-4,212.63-1,858.32

Finding the Fourth Proportional to 3,052.50, 4,212.63 and 1,858.32

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Solution

The fourth proportional to 3,052.50, 4,212.63 and 1,858.32 is: 2,564.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,052.50 : 4,212.63 = 1,858.32 : x
  2. Step 2: Convert to fraction form
    3,052.50/4,212.63 = 1,858.32/x
  3. Step 3: Cross multiply
    3,052.50x = 4,212.63 × 1,858.32
  4. Step 4: Simplify right side
    3,052.50x = 7,828,414.58
  5. Step 5: Solve for x
    x = 7,828,414.58/3,052.50
  6. Step 6: Final answer
    x = 2,564.59

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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.