Home / 9,428.51-13,013.49-6,241.92

Finding the Fourth Proportional to 9,428.51, 13,013.49 and 6,241.92

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Solution

The fourth proportional to 9,428.51, 13,013.49 and 6,241.92 is: 8,615.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,428.51 : 13,013.49 = 6,241.92 : x
  2. Step 2: Convert to fraction form
    9,428.51/13,013.49 = 6,241.92/x
  3. Step 3: Cross multiply
    9,428.51x = 13,013.49 × 6,241.92
  4. Step 4: Simplify right side
    9,428.51x = 81,229,176.94
  5. Step 5: Solve for x
    x = 81,229,176.94/9,428.51
  6. Step 6: Final answer
    x = 8,615.27

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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.