Home / 5,012.89-7,520.38-1,502.75

Finding the Fourth Proportional to 5,012.89, 7,520.38 and 1,502.75

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Solution

The fourth proportional to 5,012.89, 7,520.38 and 1,502.75 is: 2,254.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012.89 : 7,520.38 = 1,502.75 : x
  2. Step 2: Convert to fraction form
    5,012.89/7,520.38 = 1,502.75/x
  3. Step 3: Cross multiply
    5,012.89x = 7,520.38 × 1,502.75
  4. Step 4: Simplify right side
    5,012.89x = 11,301,266.09
  5. Step 5: Solve for x
    x = 11,301,266.09/5,012.89
  6. Step 6: Final answer
    x = 2,254.44

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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.