Home / 3,011.01-4,153.32-1,963.05

Finding the Fourth Proportional to 3,011.01, 4,153.32 and 1,963.05

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Solution

The fourth proportional to 3,011.01, 4,153.32 and 1,963.05 is: 2,707.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.01 : 4,153.32 = 1,963.05 : x
  2. Step 2: Convert to fraction form
    3,011.01/4,153.32 = 1,963.05/x
  3. Step 3: Cross multiply
    3,011.01x = 4,153.32 × 1,963.05
  4. Step 4: Simplify right side
    3,011.01x = 8,153,174.83
  5. Step 5: Solve for x
    x = 8,153,174.83/3,011.01
  6. Step 6: Final answer
    x = 2,707.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.