Home / 3,360.42-5,017.82-2,659.22

Finding the Fourth Proportional to 3,360.42, 5,017.82 and 2,659.22

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Solution

The fourth proportional to 3,360.42, 5,017.82 and 2,659.22 is: 3,970.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.42 : 5,017.82 = 2,659.22 : x
  2. Step 2: Convert to fraction form
    3,360.42/5,017.82 = 2,659.22/x
  3. Step 3: Cross multiply
    3,360.42x = 5,017.82 × 2,659.22
  4. Step 4: Simplify right side
    3,360.42x = 13,343,448.92
  5. Step 5: Solve for x
    x = 13,343,448.92/3,360.42
  6. Step 6: Final answer
    x = 3,970.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.