Home / 5,020.59-7,531.13-1,900.35

Finding the Fourth Proportional to 5,020.59, 7,531.13 and 1,900.35

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Solution

The fourth proportional to 5,020.59, 7,531.13 and 1,900.35 is: 2,850.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.59 : 7,531.13 = 1,900.35 : x
  2. Step 2: Convert to fraction form
    5,020.59/7,531.13 = 1,900.35/x
  3. Step 3: Cross multiply
    5,020.59x = 7,531.13 × 1,900.35
  4. Step 4: Simplify right side
    5,020.59x = 14,311,773.39
  5. Step 5: Solve for x
    x = 14,311,773.39/5,020.59
  6. Step 6: Final answer
    x = 2,850.62

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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.