Home / 10,122.63-13,961.34-6,586.98

Finding the Fourth Proportional to 10,122.63, 13,961.34 and 6,586.98

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Solution

The fourth proportional to 10,122.63, 13,961.34 and 6,586.98 is: 9,084.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,122.63 : 13,961.34 = 6,586.98 : x
  2. Step 2: Convert to fraction form
    10,122.63/13,961.34 = 6,586.98/x
  3. Step 3: Cross multiply
    10,122.63x = 13,961.34 × 6,586.98
  4. Step 4: Simplify right side
    10,122.63x = 91,963,067.35
  5. Step 5: Solve for x
    x = 91,963,067.35/10,122.63
  6. Step 6: Final answer
    x = 9,084.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.