Home / 7,359.84-11,040.78-2,678.98

Finding the Fourth Proportional to 7,359.84, 11,040.78 and 2,678.98

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Solution

The fourth proportional to 7,359.84, 11,040.78 and 2,678.98 is: 4,018.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,359.84 : 11,040.78 = 2,678.98 : x
  2. Step 2: Convert to fraction form
    7,359.84/11,040.78 = 2,678.98/x
  3. Step 3: Cross multiply
    7,359.84x = 11,040.78 × 2,678.98
  4. Step 4: Simplify right side
    7,359.84x = 29,577,973.60
  5. Step 5: Solve for x
    x = 29,577,973.60/7,359.84
  6. Step 6: Final answer
    x = 4,018.84

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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.