Home / 3,358.42-5,039.33-1,509.15

Finding the Fourth Proportional to 3,358.42, 5,039.33 and 1,509.15

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Solution

The fourth proportional to 3,358.42, 5,039.33 and 1,509.15 is: 2,264.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358.42 : 5,039.33 = 1,509.15 : x
  2. Step 2: Convert to fraction form
    3,358.42/5,039.33 = 1,509.15/x
  3. Step 3: Cross multiply
    3,358.42x = 5,039.33 × 1,509.15
  4. Step 4: Simplify right side
    3,358.42x = 7,605,104.87
  5. Step 5: Solve for x
    x = 7,605,104.87/3,358.42
  6. Step 6: Final answer
    x = 2,264.49

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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.