Home / 9,273.06-13,910.76-3,429.72

Finding the Fourth Proportional to 9,273.06, 13,910.76 and 3,429.72

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Solution

The fourth proportional to 9,273.06, 13,910.76 and 3,429.72 is: 5,145.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,273.06 : 13,910.76 = 3,429.72 : x
  2. Step 2: Convert to fraction form
    9,273.06/13,910.76 = 3,429.72/x
  3. Step 3: Cross multiply
    9,273.06x = 13,910.76 × 3,429.72
  4. Step 4: Simplify right side
    9,273.06x = 47,710,011.79
  5. Step 5: Solve for x
    x = 47,710,011.79/9,273.06
  6. Step 6: Final answer
    x = 5,145.01

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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.