Home / 7,347.69-11,018.07-2,667.09

Finding the Fourth Proportional to 7,347.69, 11,018.07 and 2,667.09

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Solution

The fourth proportional to 7,347.69, 11,018.07 and 2,667.09 is: 3,999.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347.69 : 11,018.07 = 2,667.09 : x
  2. Step 2: Convert to fraction form
    7,347.69/11,018.07 = 2,667.09/x
  3. Step 3: Cross multiply
    7,347.69x = 11,018.07 × 2,667.09
  4. Step 4: Simplify right side
    7,347.69x = 29,386,184.32
  5. Step 5: Solve for x
    x = 29,386,184.32/7,347.69
  6. Step 6: Final answer
    x = 3,999.38

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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.