Home / 2,439.60-3,653.90-2,357.58

Finding the Fourth Proportional to 2,439.60, 3,653.90 and 2,357.58

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Solution

The fourth proportional to 2,439.60, 3,653.90 and 2,357.58 is: 3,531.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,439.60 : 3,653.90 = 2,357.58 : x
  2. Step 2: Convert to fraction form
    2,439.60/3,653.90 = 2,357.58/x
  3. Step 3: Cross multiply
    2,439.60x = 3,653.90 × 2,357.58
  4. Step 4: Simplify right side
    2,439.60x = 8,614,361.56
  5. Step 5: Solve for x
    x = 8,614,361.56/2,439.60
  6. Step 6: Final answer
    x = 3,531.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.