Home / 5,045-7,567.68-1,347.44

Finding the Fourth Proportional to 5,045, 7,567.68 and 1,347.44

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Solution

The fourth proportional to 5,045, 7,567.68 and 1,347.44 is: 2,021.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045 : 7,567.68 = 1,347.44 : x
  2. Step 2: Convert to fraction form
    5,045/7,567.68 = 1,347.44/x
  3. Step 3: Cross multiply
    5,045x = 7,567.68 × 1,347.44
  4. Step 4: Simplify right side
    5,045x = 10,196,994.74
  5. Step 5: Solve for x
    x = 10,196,994.74/5,045
  6. Step 6: Final answer
    x = 2,021.21

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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.