Home / 3,063.06-4,227.03-1,665.81

Finding the Fourth Proportional to 3,063.06, 4,227.03 and 1,665.81

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Solution

The fourth proportional to 3,063.06, 4,227.03 and 1,665.81 is: 2,298.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063.06 : 4,227.03 = 1,665.81 : x
  2. Step 2: Convert to fraction form
    3,063.06/4,227.03 = 1,665.81/x
  3. Step 3: Cross multiply
    3,063.06x = 4,227.03 × 1,665.81
  4. Step 4: Simplify right side
    3,063.06x = 7,041,428.84
  5. Step 5: Solve for x
    x = 7,041,428.84/3,063.06
  6. Step 6: Final answer
    x = 2,298.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.