Home / 4,341.12-5,990.71-3,015.59

Finding the Fourth Proportional to 4,341.12, 5,990.71 and 3,015.59

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Solution

The fourth proportional to 4,341.12, 5,990.71 and 3,015.59 is: 4,161.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,341.12 : 5,990.71 = 3,015.59 : x
  2. Step 2: Convert to fraction form
    4,341.12/5,990.71 = 3,015.59/x
  3. Step 3: Cross multiply
    4,341.12x = 5,990.71 × 3,015.59
  4. Step 4: Simplify right side
    4,341.12x = 18,065,535.45
  5. Step 5: Solve for x
    x = 18,065,535.45/4,341.12
  6. Step 6: Final answer
    x = 4,161.49

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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.