Home / 6,378.33-9,547.03-3,409.37

Finding the Fourth Proportional to 6,378.33, 9,547.03 and 3,409.37

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Solution

The fourth proportional to 6,378.33, 9,547.03 and 3,409.37 is: 5,103.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378.33 : 9,547.03 = 3,409.37 : x
  2. Step 2: Convert to fraction form
    6,378.33/9,547.03 = 3,409.37/x
  3. Step 3: Cross multiply
    6,378.33x = 9,547.03 × 3,409.37
  4. Step 4: Simplify right side
    6,378.33x = 32,549,292.89
  5. Step 5: Solve for x
    x = 32,549,292.89/6,378.33
  6. Step 6: Final answer
    x = 5,103.11

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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.