Home / 3,063.96-4,228.25-1,666.71

Finding the Fourth Proportional to 3,063.96, 4,228.25 and 1,666.71

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Solution

The fourth proportional to 3,063.96, 4,228.25 and 1,666.71 is: 2,300.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063.96 : 4,228.25 = 1,666.71 : x
  2. Step 2: Convert to fraction form
    3,063.96/4,228.25 = 1,666.71/x
  3. Step 3: Cross multiply
    3,063.96x = 4,228.25 × 1,666.71
  4. Step 4: Simplify right side
    3,063.96x = 7,047,258.22
  5. Step 5: Solve for x
    x = 7,047,258.22/3,063.96
  6. Step 6: Final answer
    x = 2,300.05

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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.