Home / 5,005.72-6,908.06-2,767.67

Finding the Fourth Proportional to 5,005.72, 6,908.06 and 2,767.67

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Solution

The fourth proportional to 5,005.72, 6,908.06 and 2,767.67 is: 3,819.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,005.72 : 6,908.06 = 2,767.67 : x
  2. Step 2: Convert to fraction form
    5,005.72/6,908.06 = 2,767.67/x
  3. Step 3: Cross multiply
    5,005.72x = 6,908.06 × 2,767.67
  4. Step 4: Simplify right side
    5,005.72x = 19,119,216.58
  5. Step 5: Solve for x
    x = 19,119,216.58/5,005.72
  6. Step 6: Final answer
    x = 3,819.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.