Home / 7,087.74-10,625.03-3,136.89

Finding the Fourth Proportional to 7,087.74, 10,625.03 and 3,136.89

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Solution

The fourth proportional to 7,087.74, 10,625.03 and 3,136.89 is: 4,702.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,087.74 : 10,625.03 = 3,136.89 : x
  2. Step 2: Convert to fraction form
    7,087.74/10,625.03 = 3,136.89/x
  3. Step 3: Cross multiply
    7,087.74x = 10,625.03 × 3,136.89
  4. Step 4: Simplify right side
    7,087.74x = 33,329,550.36
  5. Step 5: Solve for x
    x = 33,329,550.36/7,087.74
  6. Step 6: Final answer
    x = 4,702.43

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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.