Home / 3,070.28-4,606.78-1,609.08

Finding the Fourth Proportional to 3,070.28, 4,606.78 and 1,609.08

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Solution

The fourth proportional to 3,070.28, 4,606.78 and 1,609.08 is: 2,414.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.28 : 4,606.78 = 1,609.08 : x
  2. Step 2: Convert to fraction form
    3,070.28/4,606.78 = 1,609.08/x
  3. Step 3: Cross multiply
    3,070.28x = 4,606.78 × 1,609.08
  4. Step 4: Simplify right side
    3,070.28x = 7,412,677.56
  5. Step 5: Solve for x
    x = 7,412,677.56/3,070.28
  6. Step 6: Final answer
    x = 2,414.33

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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.