Home / 4,653.96-6,422.40-2,558.22

Finding the Fourth Proportional to 4,653.96, 6,422.40 and 2,558.22

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Solution

The fourth proportional to 4,653.96, 6,422.40 and 2,558.22 is: 3,530.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653.96 : 6,422.40 = 2,558.22 : x
  2. Step 2: Convert to fraction form
    4,653.96/6,422.40 = 2,558.22/x
  3. Step 3: Cross multiply
    4,653.96x = 6,422.40 × 2,558.22
  4. Step 4: Simplify right side
    4,653.96x = 16,429,912.13
  5. Step 5: Solve for x
    x = 16,429,912.13/4,653.96
  6. Step 6: Final answer
    x = 3,530.31

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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.