Home / 3,170.04-4,755.63-1,089.51

Finding the Fourth Proportional to 3,170.04, 4,755.63 and 1,089.51

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Solution

The fourth proportional to 3,170.04, 4,755.63 and 1,089.51 is: 1,634.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.04 : 4,755.63 = 1,089.51 : x
  2. Step 2: Convert to fraction form
    3,170.04/4,755.63 = 1,089.51/x
  3. Step 3: Cross multiply
    3,170.04x = 4,755.63 × 1,089.51
  4. Step 4: Simplify right side
    3,170.04x = 5,181,277.22
  5. Step 5: Solve for x
    x = 5,181,277.22/3,170.04
  6. Step 6: Final answer
    x = 1,634.45

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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.