Home / 4,685.27-6,469.40-2,895.35

Finding the Fourth Proportional to 4,685.27, 6,469.40 and 2,895.35

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Solution

The fourth proportional to 4,685.27, 6,469.40 and 2,895.35 is: 3,997.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685.27 : 6,469.40 = 2,895.35 : x
  2. Step 2: Convert to fraction form
    4,685.27/6,469.40 = 2,895.35/x
  3. Step 3: Cross multiply
    4,685.27x = 6,469.40 × 2,895.35
  4. Step 4: Simplify right side
    4,685.27x = 18,731,177.29
  5. Step 5: Solve for x
    x = 18,731,177.29/4,685.27
  6. Step 6: Final answer
    x = 3,997.89

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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.