Home / 7,625.75-11,430.69-2,948.97

Finding the Fourth Proportional to 7,625.75, 11,430.69 and 2,948.97

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Solution

The fourth proportional to 7,625.75, 11,430.69 and 2,948.97 is: 4,420.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,625.75 : 11,430.69 = 2,948.97 : x
  2. Step 2: Convert to fraction form
    7,625.75/11,430.69 = 2,948.97/x
  3. Step 3: Cross multiply
    7,625.75x = 11,430.69 × 2,948.97
  4. Step 4: Simplify right side
    7,625.75x = 33,708,689.99
  5. Step 5: Solve for x
    x = 33,708,689.99/7,625.75
  6. Step 6: Final answer
    x = 4,420.38

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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.