Home / 5,021.24-7,529.46-1,857.64

Finding the Fourth Proportional to 5,021.24, 7,529.46 and 1,857.64

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Solution

The fourth proportional to 5,021.24, 7,529.46 and 1,857.64 is: 2,785.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.24 : 7,529.46 = 1,857.64 : x
  2. Step 2: Convert to fraction form
    5,021.24/7,529.46 = 1,857.64/x
  3. Step 3: Cross multiply
    5,021.24x = 7,529.46 × 1,857.64
  4. Step 4: Simplify right side
    5,021.24x = 13,987,026.07
  5. Step 5: Solve for x
    x = 13,987,026.07/5,021.24
  6. Step 6: Final answer
    x = 2,785.57

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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.