Home / 11,779.58-16,254.09-6,743

Finding the Fourth Proportional to 11,779.58, 16,254.09 and 6,743

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Solution

The fourth proportional to 11,779.58, 16,254.09 and 6,743 is: 9,304.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,779.58 : 16,254.09 = 6,743 : x
  2. Step 2: Convert to fraction form
    11,779.58/16,254.09 = 6,743/x
  3. Step 3: Cross multiply
    11,779.58x = 16,254.09 × 6,743
  4. Step 4: Simplify right side
    11,779.58x = 109,601,328.87
  5. Step 5: Solve for x
    x = 109,601,328.87/11,779.58
  6. Step 6: Final answer
    x = 9,304.35

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1.5x scale

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.