Home / 6,827.51-10,241.19-3,128.69

Finding the Fourth Proportional to 6,827.51, 10,241.19 and 3,128.69

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Solution

The fourth proportional to 6,827.51, 10,241.19 and 3,128.69 is: 4,693.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,827.51 : 10,241.19 = 3,128.69 : x
  2. Step 2: Convert to fraction form
    6,827.51/10,241.19 = 3,128.69/x
  3. Step 3: Cross multiply
    6,827.51x = 10,241.19 × 3,128.69
  4. Step 4: Simplify right side
    6,827.51x = 32,041,457.54
  5. Step 5: Solve for x
    x = 32,041,457.54/6,827.51
  6. Step 6: Final answer
    x = 4,693.00

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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.