Home / 3,476.23-4,784.05-2,765.72

Finding the Fourth Proportional to 3,476.23, 4,784.05 and 2,765.72

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Solution

The fourth proportional to 3,476.23, 4,784.05 and 2,765.72 is: 3,806.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.23 : 4,784.05 = 2,765.72 : x
  2. Step 2: Convert to fraction form
    3,476.23/4,784.05 = 2,765.72/x
  3. Step 3: Cross multiply
    3,476.23x = 4,784.05 × 2,765.72
  4. Step 4: Simplify right side
    3,476.23x = 13,231,342.77
  5. Step 5: Solve for x
    x = 13,231,342.77/3,476.23
  6. Step 6: Final answer
    x = 3,806.23

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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.