Home / 4,402.35-6,076.90-2,912.30

Finding the Fourth Proportional to 4,402.35, 6,076.90 and 2,912.30

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Solution

The fourth proportional to 4,402.35, 6,076.90 and 2,912.30 is: 4,020.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,402.35 : 6,076.90 = 2,912.30 : x
  2. Step 2: Convert to fraction form
    4,402.35/6,076.90 = 2,912.30/x
  3. Step 3: Cross multiply
    4,402.35x = 6,076.90 × 2,912.30
  4. Step 4: Simplify right side
    4,402.35x = 17,697,777.91
  5. Step 5: Solve for x
    x = 17,697,777.91/4,402.35
  6. Step 6: Final answer
    x = 4,020.08

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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.