Home / 3,005.34-4,508.91-1,057.08

Finding the Fourth Proportional to 3,005.34, 4,508.91 and 1,057.08

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Solution

The fourth proportional to 3,005.34, 4,508.91 and 1,057.08 is: 1,585.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005.34 : 4,508.91 = 1,057.08 : x
  2. Step 2: Convert to fraction form
    3,005.34/4,508.91 = 1,057.08/x
  3. Step 3: Cross multiply
    3,005.34x = 4,508.91 × 1,057.08
  4. Step 4: Simplify right side
    3,005.34x = 4,766,278.58
  5. Step 5: Solve for x
    x = 4,766,278.58/3,005.34
  6. Step 6: Final answer
    x = 1,585.94

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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.