Home / 6,667.77-10,007.67-3,550.38

Finding the Fourth Proportional to 6,667.77, 10,007.67 and 3,550.38

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Solution

The fourth proportional to 6,667.77, 10,007.67 and 3,550.38 is: 5,328.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,667.77 : 10,007.67 = 3,550.38 : x
  2. Step 2: Convert to fraction form
    6,667.77/10,007.67 = 3,550.38/x
  3. Step 3: Cross multiply
    6,667.77x = 10,007.67 × 3,550.38
  4. Step 4: Simplify right side
    6,667.77x = 35,531,031.41
  5. Step 5: Solve for x
    x = 35,531,031.41/6,667.77
  6. Step 6: Final answer
    x = 5,328.77

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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.