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Finding the Fourth Proportional to 2,016.45, 3,024.32 and 555.29

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Solution

The fourth proportional to 2,016.45, 3,024.32 and 555.29 is: 832.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016.45 : 3,024.32 = 555.29 : x
  2. Step 2: Convert to fraction form
    2,016.45/3,024.32 = 555.29/x
  3. Step 3: Cross multiply
    2,016.45x = 3,024.32 × 555.29
  4. Step 4: Simplify right side
    2,016.45x = 1,679,356.75
  5. Step 5: Solve for x
    x = 1,679,356.75/2,016.45
  6. Step 6: Final answer
    x = 832.83

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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.