Home / 4,667.76-6,995.40-3,429.36

Finding the Fourth Proportional to 4,667.76, 6,995.40 and 3,429.36

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Solution

The fourth proportional to 4,667.76, 6,995.40 and 3,429.36 is: 5,139.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,667.76 : 6,995.40 = 3,429.36 : x
  2. Step 2: Convert to fraction form
    4,667.76/6,995.40 = 3,429.36/x
  3. Step 3: Cross multiply
    4,667.76x = 6,995.40 × 3,429.36
  4. Step 4: Simplify right side
    4,667.76x = 23,989,744.94
  5. Step 5: Solve for x
    x = 23,989,744.94/4,667.76
  6. Step 6: Final answer
    x = 5,139.46

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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.