Home / 4,637.70-6,401.97-2,959.20

Finding the Fourth Proportional to 4,637.70, 6,401.97 and 2,959.20

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Solution

The fourth proportional to 4,637.70, 6,401.97 and 2,959.20 is: 4,084.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,637.70 : 6,401.97 = 2,959.20 : x
  2. Step 2: Convert to fraction form
    4,637.70/6,401.97 = 2,959.20/x
  3. Step 3: Cross multiply
    4,637.70x = 6,401.97 × 2,959.20
  4. Step 4: Simplify right side
    4,637.70x = 18,944,709.62
  5. Step 5: Solve for x
    x = 18,944,709.62/4,637.70
  6. Step 6: Final answer
    x = 4,084.94

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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.