Home / 4,300.57-6,442.62-2,911.51

Finding the Fourth Proportional to 4,300.57, 6,442.62 and 2,911.51

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Solution

The fourth proportional to 4,300.57, 6,442.62 and 2,911.51 is: 4,361.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,300.57 : 6,442.62 = 2,911.51 : x
  2. Step 2: Convert to fraction form
    4,300.57/6,442.62 = 2,911.51/x
  3. Step 3: Cross multiply
    4,300.57x = 6,442.62 × 2,911.51
  4. Step 4: Simplify right side
    4,300.57x = 18,757,752.56
  5. Step 5: Solve for x
    x = 18,757,752.56/4,300.57
  6. Step 6: Final answer
    x = 4,361.69

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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.