Home / 8,389.26-11,576.22-6,710.06

Finding the Fourth Proportional to 8,389.26, 11,576.22 and 6,710.06

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Solution

The fourth proportional to 8,389.26, 11,576.22 and 6,710.06 is: 9,259.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,389.26 : 11,576.22 = 6,710.06 : x
  2. Step 2: Convert to fraction form
    8,389.26/11,576.22 = 6,710.06/x
  3. Step 3: Cross multiply
    8,389.26x = 11,576.22 × 6,710.06
  4. Step 4: Simplify right side
    8,389.26x = 77,677,072.89
  5. Step 5: Solve for x
    x = 77,677,072.89/8,389.26
  6. Step 6: Final answer
    x = 9,259.11

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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.