Home / 3,153.33-4,351.91-1,756.17

Finding the Fourth Proportional to 3,153.33, 4,351.91 and 1,756.17

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Solution

The fourth proportional to 3,153.33, 4,351.91 and 1,756.17 is: 2,423.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.33 : 4,351.91 = 1,756.17 : x
  2. Step 2: Convert to fraction form
    3,153.33/4,351.91 = 1,756.17/x
  3. Step 3: Cross multiply
    3,153.33x = 4,351.91 × 1,756.17
  4. Step 4: Simplify right side
    3,153.33x = 7,642,685.00
  5. Step 5: Solve for x
    x = 7,642,685.00/3,153.33
  6. Step 6: Final answer
    x = 2,423.69

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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.