Home / 3,042.95-4,199.87-1,716.68

Finding the Fourth Proportional to 3,042.95, 4,199.87 and 1,716.68

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Solution

The fourth proportional to 3,042.95, 4,199.87 and 1,716.68 is: 2,369.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.95 : 4,199.87 = 1,716.68 : x
  2. Step 2: Convert to fraction form
    3,042.95/4,199.87 = 1,716.68/x
  3. Step 3: Cross multiply
    3,042.95x = 4,199.87 × 1,716.68
  4. Step 4: Simplify right side
    3,042.95x = 7,209,803.25
  5. Step 5: Solve for x
    x = 7,209,803.25/3,042.95
  6. Step 6: Final answer
    x = 2,369.35

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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.