Home / 4,102.24-5,661.40-2,333.74

Finding the Fourth Proportional to 4,102.24, 5,661.40 and 2,333.74

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Solution

The fourth proportional to 4,102.24, 5,661.40 and 2,333.74 is: 3,220.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.24 : 5,661.40 = 2,333.74 : x
  2. Step 2: Convert to fraction form
    4,102.24/5,661.40 = 2,333.74/x
  3. Step 3: Cross multiply
    4,102.24x = 5,661.40 × 2,333.74
  4. Step 4: Simplify right side
    4,102.24x = 13,212,235.64
  5. Step 5: Solve for x
    x = 13,212,235.64/4,102.24
  6. Step 6: Final answer
    x = 3,220.74

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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.