Home / 3,133.18-4,323.84-1,716.84

Finding the Fourth Proportional to 3,133.18, 4,323.84 and 1,716.84

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Solution

The fourth proportional to 3,133.18, 4,323.84 and 1,716.84 is: 2,369.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.18 : 4,323.84 = 1,716.84 : x
  2. Step 2: Convert to fraction form
    3,133.18/4,323.84 = 1,716.84/x
  3. Step 3: Cross multiply
    3,133.18x = 4,323.84 × 1,716.84
  4. Step 4: Simplify right side
    3,133.18x = 7,423,341.47
  5. Step 5: Solve for x
    x = 7,423,341.47/3,133.18
  6. Step 6: Final answer
    x = 2,369.27

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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.