Home / 3,118.02-4,674.12-1,168.75

Finding the Fourth Proportional to 3,118.02, 4,674.12 and 1,168.75

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Solution

The fourth proportional to 3,118.02, 4,674.12 and 1,168.75 is: 1,752.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.02 : 4,674.12 = 1,168.75 : x
  2. Step 2: Convert to fraction form
    3,118.02/4,674.12 = 1,168.75/x
  3. Step 3: Cross multiply
    3,118.02x = 4,674.12 × 1,168.75
  4. Step 4: Simplify right side
    3,118.02x = 5,462,877.75
  5. Step 5: Solve for x
    x = 5,462,877.75/3,118.02
  6. Step 6: Final answer
    x = 1,752.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.