Home / 6,255.30-8,631.81-3,460.50

Finding the Fourth Proportional to 6,255.30, 8,631.81 and 3,460.50

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Solution

The fourth proportional to 6,255.30, 8,631.81 and 3,460.50 is: 4,775.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,255.30 : 8,631.81 = 3,460.50 : x
  2. Step 2: Convert to fraction form
    6,255.30/8,631.81 = 3,460.50/x
  3. Step 3: Cross multiply
    6,255.30x = 8,631.81 × 3,460.50
  4. Step 4: Simplify right side
    6,255.30x = 29,870,378.51
  5. Step 5: Solve for x
    x = 29,870,378.51/6,255.30
  6. Step 6: Final answer
    x = 4,775.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.