Home / 3,118.74-4,303.71-1,792.14

Finding the Fourth Proportional to 3,118.74, 4,303.71 and 1,792.14

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Solution

The fourth proportional to 3,118.74, 4,303.71 and 1,792.14 is: 2,473.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.74 : 4,303.71 = 1,792.14 : x
  2. Step 2: Convert to fraction form
    3,118.74/4,303.71 = 1,792.14/x
  3. Step 3: Cross multiply
    3,118.74x = 4,303.71 × 1,792.14
  4. Step 4: Simplify right side
    3,118.74x = 7,712,850.84
  5. Step 5: Solve for x
    x = 7,712,850.84/3,118.74
  6. Step 6: Final answer
    x = 2,473.07

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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.