Home / 10,625.34-15,937.88-4,777.82

Finding the Fourth Proportional to 10,625.34, 15,937.88 and 4,777.82

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Solution

The fourth proportional to 10,625.34, 15,937.88 and 4,777.82 is: 7,166.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,625.34 : 15,937.88 = 4,777.82 : x
  2. Step 2: Convert to fraction form
    10,625.34/15,937.88 = 4,777.82/x
  3. Step 3: Cross multiply
    10,625.34x = 15,937.88 × 4,777.82
  4. Step 4: Simplify right side
    10,625.34x = 76,148,321.82
  5. Step 5: Solve for x
    x = 76,148,321.82/10,625.34
  6. Step 6: Final answer
    x = 7,166.67

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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.