Home / 5,049.72-7,575.12-1,762.29

Finding the Fourth Proportional to 5,049.72, 7,575.12 and 1,762.29

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Solution

The fourth proportional to 5,049.72, 7,575.12 and 1,762.29 is: 2,643.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,049.72 : 7,575.12 = 1,762.29 : x
  2. Step 2: Convert to fraction form
    5,049.72/7,575.12 = 1,762.29/x
  3. Step 3: Cross multiply
    5,049.72x = 7,575.12 × 1,762.29
  4. Step 4: Simplify right side
    5,049.72x = 13,349,558.22
  5. Step 5: Solve for x
    x = 13,349,558.22/5,049.72
  6. Step 6: Final answer
    x = 2,643.62

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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.