Home / 4,029-6,039.18-1,688.42

Finding the Fourth Proportional to 4,029, 6,039.18 and 1,688.42

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Solution

The fourth proportional to 4,029, 6,039.18 and 1,688.42 is: 2,530.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,029 : 6,039.18 = 1,688.42 : x
  2. Step 2: Convert to fraction form
    4,029/6,039.18 = 1,688.42/x
  3. Step 3: Cross multiply
    4,029x = 6,039.18 × 1,688.42
  4. Step 4: Simplify right side
    4,029x = 10,196,642.10
  5. Step 5: Solve for x
    x = 10,196,642.10/4,029
  6. Step 6: Final answer
    x = 2,530.81

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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.