Home / 3,161.64-4,357.60-2,374.32

Finding the Fourth Proportional to 3,161.64, 4,357.60 and 2,374.32

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Solution

The fourth proportional to 3,161.64, 4,357.60 and 2,374.32 is: 3,272.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161.64 : 4,357.60 = 2,374.32 : x
  2. Step 2: Convert to fraction form
    3,161.64/4,357.60 = 2,374.32/x
  3. Step 3: Cross multiply
    3,161.64x = 4,357.60 × 2,374.32
  4. Step 4: Simplify right side
    3,161.64x = 10,346,336.83
  5. Step 5: Solve for x
    x = 10,346,336.83/3,161.64
  6. Step 6: Final answer
    x = 3,272.46

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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.