Home / 4,153.55-6,228.56-1,686.62

Finding the Fourth Proportional to 4,153.55, 6,228.56 and 1,686.62

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Solution

The fourth proportional to 4,153.55, 6,228.56 and 1,686.62 is: 2,529.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153.55 : 6,228.56 = 1,686.62 : x
  2. Step 2: Convert to fraction form
    4,153.55/6,228.56 = 1,686.62/x
  3. Step 3: Cross multiply
    4,153.55x = 6,228.56 × 1,686.62
  4. Step 4: Simplify right side
    4,153.55x = 10,505,233.66
  5. Step 5: Solve for x
    x = 10,505,233.66/4,153.55
  6. Step 6: Final answer
    x = 2,529.22

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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.