Home / 9,428.42-13,013.04-6,241.77

Finding the Fourth Proportional to 9,428.42, 13,013.04 and 6,241.77

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Solution

The fourth proportional to 9,428.42, 13,013.04 and 6,241.77 is: 8,614.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,428.42 : 13,013.04 = 6,241.77 : x
  2. Step 2: Convert to fraction form
    9,428.42/13,013.04 = 6,241.77/x
  3. Step 3: Cross multiply
    9,428.42x = 13,013.04 × 6,241.77
  4. Step 4: Simplify right side
    9,428.42x = 81,224,402.68
  5. Step 5: Solve for x
    x = 81,224,402.68/9,428.42
  6. Step 6: Final answer
    x = 8,614.85

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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.