Home / 5,020.28-7,529.05-1,857.33

Finding the Fourth Proportional to 5,020.28, 7,529.05 and 1,857.33

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Solution

The fourth proportional to 5,020.28, 7,529.05 and 1,857.33 is: 2,785.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.28 : 7,529.05 = 1,857.33 : x
  2. Step 2: Convert to fraction form
    5,020.28/7,529.05 = 1,857.33/x
  3. Step 3: Cross multiply
    5,020.28x = 7,529.05 × 1,857.33
  4. Step 4: Simplify right side
    5,020.28x = 13,983,932.76
  5. Step 5: Solve for x
    x = 13,983,932.76/5,020.28
  6. Step 6: Final answer
    x = 2,785.49

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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.