Home / 3,923.88-5,885.81-1,002.18

Finding the Fourth Proportional to 3,923.88, 5,885.81 and 1,002.18

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Solution

The fourth proportional to 3,923.88, 5,885.81 and 1,002.18 is: 1,503.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923.88 : 5,885.81 = 1,002.18 : x
  2. Step 2: Convert to fraction form
    3,923.88/5,885.81 = 1,002.18/x
  3. Step 3: Cross multiply
    3,923.88x = 5,885.81 × 1,002.18
  4. Step 4: Simplify right side
    3,923.88x = 5,898,641.07
  5. Step 5: Solve for x
    x = 5,898,641.07/3,923.88
  6. Step 6: Final answer
    x = 1,503.27

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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.