Home / 4,659.09-6,428.01-2,642.27

Finding the Fourth Proportional to 4,659.09, 6,428.01 and 2,642.27

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Solution

The fourth proportional to 4,659.09, 6,428.01 and 2,642.27 is: 3,645.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,659.09 : 6,428.01 = 2,642.27 : x
  2. Step 2: Convert to fraction form
    4,659.09/6,428.01 = 2,642.27/x
  3. Step 3: Cross multiply
    4,659.09x = 6,428.01 × 2,642.27
  4. Step 4: Simplify right side
    4,659.09x = 16,984,537.05
  5. Step 5: Solve for x
    x = 16,984,537.05/4,659.09
  6. Step 6: Final answer
    x = 3,645.47

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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.