Home / 8,938.08-13,381.14-6,346.08

Finding the Fourth Proportional to 8,938.08, 13,381.14 and 6,346.08

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Solution

The fourth proportional to 8,938.08, 13,381.14 and 6,346.08 is: 9,500.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,938.08 : 13,381.14 = 6,346.08 : x
  2. Step 2: Convert to fraction form
    8,938.08/13,381.14 = 6,346.08/x
  3. Step 3: Cross multiply
    8,938.08x = 13,381.14 × 6,346.08
  4. Step 4: Simplify right side
    8,938.08x = 84,917,784.93
  5. Step 5: Solve for x
    x = 84,917,784.93/8,938.08
  6. Step 6: Final answer
    x = 9,500.67

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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.