Home / 7,672.37-11,504.88-4,156.79

Finding the Fourth Proportional to 7,672.37, 11,504.88 and 4,156.79

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Solution

The fourth proportional to 7,672.37, 11,504.88 and 4,156.79 is: 6,233.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,672.37 : 11,504.88 = 4,156.79 : x
  2. Step 2: Convert to fraction form
    7,672.37/11,504.88 = 4,156.79/x
  3. Step 3: Cross multiply
    7,672.37x = 11,504.88 × 4,156.79
  4. Step 4: Simplify right side
    7,672.37x = 47,823,312.61
  5. Step 5: Solve for x
    x = 47,823,312.61/7,672.37
  6. Step 6: Final answer
    x = 6,233.19

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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.