Home / 7,389.88-11,084.93-2,459.54

Finding the Fourth Proportional to 7,389.88, 11,084.93 and 2,459.54

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Solution

The fourth proportional to 7,389.88, 11,084.93 and 2,459.54 is: 3,689.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.88 : 11,084.93 = 2,459.54 : x
  2. Step 2: Convert to fraction form
    7,389.88/11,084.93 = 2,459.54/x
  3. Step 3: Cross multiply
    7,389.88x = 11,084.93 × 2,459.54
  4. Step 4: Simplify right side
    7,389.88x = 27,263,815.28
  5. Step 5: Solve for x
    x = 27,263,815.28/7,389.88
  6. Step 6: Final answer
    x = 3,689.34

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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.