Home / 4,340.64-5,988.43-3,209.02

Finding the Fourth Proportional to 4,340.64, 5,988.43 and 3,209.02

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Solution

The fourth proportional to 4,340.64, 5,988.43 and 3,209.02 is: 4,427.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340.64 : 5,988.43 = 3,209.02 : x
  2. Step 2: Convert to fraction form
    4,340.64/5,988.43 = 3,209.02/x
  3. Step 3: Cross multiply
    4,340.64x = 5,988.43 × 3,209.02
  4. Step 4: Simplify right side
    4,340.64x = 19,216,991.64
  5. Step 5: Solve for x
    x = 19,216,991.64/4,340.64
  6. Step 6: Final answer
    x = 4,427.23

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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.