Home / 9,091.67-13,637.43-6,239.30

Finding the Fourth Proportional to 9,091.67, 13,637.43 and 6,239.30

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Solution

The fourth proportional to 9,091.67, 13,637.43 and 6,239.30 is: 9,358.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,091.67 : 13,637.43 = 6,239.30 : x
  2. Step 2: Convert to fraction form
    9,091.67/13,637.43 = 6,239.30/x
  3. Step 3: Cross multiply
    9,091.67x = 13,637.43 × 6,239.30
  4. Step 4: Simplify right side
    9,091.67x = 85,087,948.81
  5. Step 5: Solve for x
    x = 85,087,948.81/9,091.67
  6. Step 6: Final answer
    x = 9,358.90

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1.5x scale

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.