Home / 11,295.12-16,947.48-4,374.48

Finding the Fourth Proportional to 11,295.12, 16,947.48 and 4,374.48

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Solution

The fourth proportional to 11,295.12, 16,947.48 and 4,374.48 is: 6,563.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,295.12 : 16,947.48 = 4,374.48 : x
  2. Step 2: Convert to fraction form
    11,295.12/16,947.48 = 4,374.48/x
  3. Step 3: Cross multiply
    11,295.12x = 16,947.48 × 4,374.48
  4. Step 4: Simplify right side
    11,295.12x = 74,136,412.31
  5. Step 5: Solve for x
    x = 74,136,412.31/11,295.12
  6. Step 6: Final answer
    x = 6,563.58

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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.