Home / 7,610.88-11,417.24-2,929.80

Finding the Fourth Proportional to 7,610.88, 11,417.24 and 2,929.80

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Solution

The fourth proportional to 7,610.88, 11,417.24 and 2,929.80 is: 4,395.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,610.88 : 11,417.24 = 2,929.80 : x
  2. Step 2: Convert to fraction form
    7,610.88/11,417.24 = 2,929.80/x
  3. Step 3: Cross multiply
    7,610.88x = 11,417.24 × 2,929.80
  4. Step 4: Simplify right side
    7,610.88x = 33,450,229.75
  5. Step 5: Solve for x
    x = 33,450,229.75/7,610.88
  6. Step 6: Final answer
    x = 4,395.05

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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.