Home / 9,018.71-13,528.30-4,273.76

Finding the Fourth Proportional to 9,018.71, 13,528.30 and 4,273.76

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Solution

The fourth proportional to 9,018.71, 13,528.30 and 4,273.76 is: 6,410.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,018.71 : 13,528.30 = 4,273.76 : x
  2. Step 2: Convert to fraction form
    9,018.71/13,528.30 = 4,273.76/x
  3. Step 3: Cross multiply
    9,018.71x = 13,528.30 × 4,273.76
  4. Step 4: Simplify right side
    9,018.71x = 57,816,738.56
  5. Step 5: Solve for x
    x = 57,816,738.56/9,018.71
  6. Step 6: Final answer
    x = 6,410.75

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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.