Home / 8,288.19-12,427.43-4,999.19

Finding the Fourth Proportional to 8,288.19, 12,427.43 and 4,999.19

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Solution

The fourth proportional to 8,288.19, 12,427.43 and 4,999.19 is: 7,495.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288.19 : 12,427.43 = 4,999.19 : x
  2. Step 2: Convert to fraction form
    8,288.19/12,427.43 = 4,999.19/x
  3. Step 3: Cross multiply
    8,288.19x = 12,427.43 × 4,999.19
  4. Step 4: Simplify right side
    8,288.19x = 62,126,996.65
  5. Step 5: Solve for x
    x = 62,126,996.65/8,288.19
  6. Step 6: Final answer
    x = 7,495.85

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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.