Home / 9,425.48-14,138.60-3,186.12

Finding the Fourth Proportional to 9,425.48, 14,138.60 and 3,186.12

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Solution

The fourth proportional to 9,425.48, 14,138.60 and 3,186.12 is: 4,779.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,425.48 : 14,138.60 = 3,186.12 : x
  2. Step 2: Convert to fraction form
    9,425.48/14,138.60 = 3,186.12/x
  3. Step 3: Cross multiply
    9,425.48x = 14,138.60 × 3,186.12
  4. Step 4: Simplify right side
    9,425.48x = 45,047,260.30
  5. Step 5: Solve for x
    x = 45,047,260.30/9,425.48
  6. Step 6: Final answer
    x = 4,779.31

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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.