Home / 4,331.45-6,497.62-1,409.07

Finding the Fourth Proportional to 4,331.45, 6,497.62 and 1,409.07

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Solution

The fourth proportional to 4,331.45, 6,497.62 and 1,409.07 is: 2,113.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,331.45 : 6,497.62 = 1,409.07 : x
  2. Step 2: Convert to fraction form
    4,331.45/6,497.62 = 1,409.07/x
  3. Step 3: Cross multiply
    4,331.45x = 6,497.62 × 1,409.07
  4. Step 4: Simplify right side
    4,331.45x = 9,155,601.41
  5. Step 5: Solve for x
    x = 9,155,601.41/4,331.45
  6. Step 6: Final answer
    x = 2,113.75

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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.