Home / 7,087.42-10,625.85-4,889.98

Finding the Fourth Proportional to 7,087.42, 10,625.85 and 4,889.98

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Solution

The fourth proportional to 7,087.42, 10,625.85 and 4,889.98 is: 7,331.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,087.42 : 10,625.85 = 4,889.98 : x
  2. Step 2: Convert to fraction form
    7,087.42/10,625.85 = 4,889.98/x
  3. Step 3: Cross multiply
    7,087.42x = 10,625.85 × 4,889.98
  4. Step 4: Simplify right side
    7,087.42x = 51,960,193.98
  5. Step 5: Solve for x
    x = 51,960,193.98/7,087.42
  6. Step 6: Final answer
    x = 7,331.33

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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.