Home / 5,242.36-7,863.53-1,544.59

Finding the Fourth Proportional to 5,242.36, 7,863.53 and 1,544.59

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Solution

The fourth proportional to 5,242.36, 7,863.53 and 1,544.59 is: 2,316.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242.36 : 7,863.53 = 1,544.59 : x
  2. Step 2: Convert to fraction form
    5,242.36/7,863.53 = 1,544.59/x
  3. Step 3: Cross multiply
    5,242.36x = 7,863.53 × 1,544.59
  4. Step 4: Simplify right side
    5,242.36x = 12,145,882.76
  5. Step 5: Solve for x
    x = 12,145,882.76/5,242.36
  6. Step 6: Final answer
    x = 2,316.87

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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.