Home / 11,546.40-15,933.71-6,510.58

Finding the Fourth Proportional to 11,546.40, 15,933.71 and 6,510.58

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Solution

The fourth proportional to 11,546.40, 15,933.71 and 6,510.58 is: 8,984.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,546.40 : 15,933.71 = 6,510.58 : x
  2. Step 2: Convert to fraction form
    11,546.40/15,933.71 = 6,510.58/x
  3. Step 3: Cross multiply
    11,546.40x = 15,933.71 × 6,510.58
  4. Step 4: Simplify right side
    11,546.40x = 103,737,670.09
  5. Step 5: Solve for x
    x = 103,737,670.09/11,546.40
  6. Step 6: Final answer
    x = 8,984.42

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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.