Home / 7,389.07-11,083.83-2,459.22

Finding the Fourth Proportional to 7,389.07, 11,083.83 and 2,459.22

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Solution

The fourth proportional to 7,389.07, 11,083.83 and 2,459.22 is: 3,688.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.07 : 11,083.83 = 2,459.22 : x
  2. Step 2: Convert to fraction form
    7,389.07/11,083.83 = 2,459.22/x
  3. Step 3: Cross multiply
    7,389.07x = 11,083.83 × 2,459.22
  4. Step 4: Simplify right side
    7,389.07x = 27,257,576.41
  5. Step 5: Solve for x
    x = 27,257,576.41/7,389.07
  6. Step 6: Final answer
    x = 3,688.90

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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.