Home / 5,010.62-7,513.76-2,378.89

Finding the Fourth Proportional to 5,010.62, 7,513.76 and 2,378.89

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Solution

The fourth proportional to 5,010.62, 7,513.76 and 2,378.89 is: 3,567.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010.62 : 7,513.76 = 2,378.89 : x
  2. Step 2: Convert to fraction form
    5,010.62/7,513.76 = 2,378.89/x
  3. Step 3: Cross multiply
    5,010.62x = 7,513.76 × 2,378.89
  4. Step 4: Simplify right side
    5,010.62x = 17,874,395.69
  5. Step 5: Solve for x
    x = 17,874,395.69/5,010.62
  6. Step 6: Final answer
    x = 3,567.30

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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.