Home / 3,637.15-5,017.71-2,290.37

Finding the Fourth Proportional to 3,637.15, 5,017.71 and 2,290.37

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Solution

The fourth proportional to 3,637.15, 5,017.71 and 2,290.37 is: 3,159.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637.15 : 5,017.71 = 2,290.37 : x
  2. Step 2: Convert to fraction form
    3,637.15/5,017.71 = 2,290.37/x
  3. Step 3: Cross multiply
    3,637.15x = 5,017.71 × 2,290.37
  4. Step 4: Simplify right side
    3,637.15x = 11,492,395.95
  5. Step 5: Solve for x
    x = 11,492,395.95/3,637.15
  6. Step 6: Final answer
    x = 3,159.73

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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.