Home / 6,409.50-9,609.57-4,324.32

Finding the Fourth Proportional to 6,409.50, 9,609.57 and 4,324.32

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Solution

The fourth proportional to 6,409.50, 9,609.57 and 4,324.32 is: 6,483.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,409.50 : 9,609.57 = 4,324.32 : x
  2. Step 2: Convert to fraction form
    6,409.50/9,609.57 = 4,324.32/x
  3. Step 3: Cross multiply
    6,409.50x = 9,609.57 × 4,324.32
  4. Step 4: Simplify right side
    6,409.50x = 41,554,855.74
  5. Step 5: Solve for x
    x = 41,554,855.74/6,409.50
  6. Step 6: Final answer
    x = 6,483.32

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1.5x scale

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.