Home / 5,029.22-7,543.89-1,519.25

Finding the Fourth Proportional to 5,029.22, 7,543.89 and 1,519.25

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Solution

The fourth proportional to 5,029.22, 7,543.89 and 1,519.25 is: 2,278.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,029.22 : 7,543.89 = 1,519.25 : x
  2. Step 2: Convert to fraction form
    5,029.22/7,543.89 = 1,519.25/x
  3. Step 3: Cross multiply
    5,029.22x = 7,543.89 × 1,519.25
  4. Step 4: Simplify right side
    5,029.22x = 11,461,017.16
  5. Step 5: Solve for x
    x = 11,461,017.16/5,029.22
  6. Step 6: Final answer
    x = 2,278.88

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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.