Home / 9,455.79-14,186.88-4,190.08

Finding the Fourth Proportional to 9,455.79, 14,186.88 and 4,190.08

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Solution

The fourth proportional to 9,455.79, 14,186.88 and 4,190.08 is: 6,286.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,455.79 : 14,186.88 = 4,190.08 : x
  2. Step 2: Convert to fraction form
    9,455.79/14,186.88 = 4,190.08/x
  3. Step 3: Cross multiply
    9,455.79x = 14,186.88 × 4,190.08
  4. Step 4: Simplify right side
    9,455.79x = 59,444,162.15
  5. Step 5: Solve for x
    x = 59,444,162.15/9,455.79
  6. Step 6: Final answer
    x = 6,286.54

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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.