Home / 6,688.16-10,031.83-2,071.16

Finding the Fourth Proportional to 6,688.16, 10,031.83 and 2,071.16

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Solution

The fourth proportional to 6,688.16, 10,031.83 and 2,071.16 is: 3,106.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688.16 : 10,031.83 = 2,071.16 : x
  2. Step 2: Convert to fraction form
    6,688.16/10,031.83 = 2,071.16/x
  3. Step 3: Cross multiply
    6,688.16x = 10,031.83 × 2,071.16
  4. Step 4: Simplify right side
    6,688.16x = 20,777,464.51
  5. Step 5: Solve for x
    x = 20,777,464.51/6,688.16
  6. Step 6: Final answer
    x = 3,106.61

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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.