Home / 6,240.51-8,606.66-4,912.11

Finding the Fourth Proportional to 6,240.51, 8,606.66 and 4,912.11

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Solution

The fourth proportional to 6,240.51, 8,606.66 and 4,912.11 is: 6,774.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240.51 : 8,606.66 = 4,912.11 : x
  2. Step 2: Convert to fraction form
    6,240.51/8,606.66 = 4,912.11/x
  3. Step 3: Cross multiply
    6,240.51x = 8,606.66 × 4,912.11
  4. Step 4: Simplify right side
    6,240.51x = 42,276,836.09
  5. Step 5: Solve for x
    x = 42,276,836.09/6,240.51
  6. Step 6: Final answer
    x = 6,774.58

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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.