Home / 9,186.16-13,779.15-2,260.66

Finding the Fourth Proportional to 9,186.16, 13,779.15 and 2,260.66

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Solution

The fourth proportional to 9,186.16, 13,779.15 and 2,260.66 is: 3,390.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,186.16 : 13,779.15 = 2,260.66 : x
  2. Step 2: Convert to fraction form
    9,186.16/13,779.15 = 2,260.66/x
  3. Step 3: Cross multiply
    9,186.16x = 13,779.15 × 2,260.66
  4. Step 4: Simplify right side
    9,186.16x = 31,149,973.24
  5. Step 5: Solve for x
    x = 31,149,973.24/9,186.16
  6. Step 6: Final answer
    x = 3,390.97

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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.