Home / 3,350.79-4,996.71-3,117.06

Finding the Fourth Proportional to 3,350.79, 4,996.71 and 3,117.06

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Solution

The fourth proportional to 3,350.79, 4,996.71 and 3,117.06 is: 4,648.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.79 : 4,996.71 = 3,117.06 : x
  2. Step 2: Convert to fraction form
    3,350.79/4,996.71 = 3,117.06/x
  3. Step 3: Cross multiply
    3,350.79x = 4,996.71 × 3,117.06
  4. Step 4: Simplify right side
    3,350.79x = 15,575,044.87
  5. Step 5: Solve for x
    x = 15,575,044.87/3,350.79
  6. Step 6: Final answer
    x = 4,648.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.