Home / 11,184.48-16,779.42-7,903.98

Finding the Fourth Proportional to 11,184.48, 16,779.42 and 7,903.98

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Solution

The fourth proportional to 11,184.48, 16,779.42 and 7,903.98 is: 11,857.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,184.48 : 16,779.42 = 7,903.98 : x
  2. Step 2: Convert to fraction form
    11,184.48/16,779.42 = 7,903.98/x
  3. Step 3: Cross multiply
    11,184.48x = 16,779.42 × 7,903.98
  4. Step 4: Simplify right side
    11,184.48x = 132,624,200.09
  5. Step 5: Solve for x
    x = 132,624,200.09/11,184.48
  6. Step 6: Final answer
    x = 11,857.88

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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.