Home / 11,575.43-17,363.15-2,810.28

Finding the Fourth Proportional to 11,575.43, 17,363.15 and 2,810.28

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Solution

The fourth proportional to 11,575.43, 17,363.15 and 2,810.28 is: 4,215.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,575.43 : 17,363.15 = 2,810.28 : x
  2. Step 2: Convert to fraction form
    11,575.43/17,363.15 = 2,810.28/x
  3. Step 3: Cross multiply
    11,575.43x = 17,363.15 × 2,810.28
  4. Step 4: Simplify right side
    11,575.43x = 48,795,313.18
  5. Step 5: Solve for x
    x = 48,795,313.18/11,575.43
  6. Step 6: Final answer
    x = 4,215.42

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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.