Home / 4,153.21-6,229.59-1,555.93

Finding the Fourth Proportional to 4,153.21, 6,229.59 and 1,555.93

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Solution

The fourth proportional to 4,153.21, 6,229.59 and 1,555.93 is: 2,333.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153.21 : 6,229.59 = 1,555.93 : x
  2. Step 2: Convert to fraction form
    4,153.21/6,229.59 = 1,555.93/x
  3. Step 3: Cross multiply
    4,153.21x = 6,229.59 × 1,555.93
  4. Step 4: Simplify right side
    4,153.21x = 9,692,805.97
  5. Step 5: Solve for x
    x = 9,692,805.97/4,153.21
  6. Step 6: Final answer
    x = 2,333.81

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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.