Home / 11,644.13-16,068.40-6,338.93

Finding the Fourth Proportional to 11,644.13, 16,068.40 and 6,338.93

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Solution

The fourth proportional to 11,644.13, 16,068.40 and 6,338.93 is: 8,747.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,644.13 : 16,068.40 = 6,338.93 : x
  2. Step 2: Convert to fraction form
    11,644.13/16,068.40 = 6,338.93/x
  3. Step 3: Cross multiply
    11,644.13x = 16,068.40 × 6,338.93
  4. Step 4: Simplify right side
    11,644.13x = 101,856,462.81
  5. Step 5: Solve for x
    x = 101,856,462.81/11,644.13
  6. Step 6: Final answer
    x = 8,747.45

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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.