Home / 11,901.40-16,424.96-6,597.88

Finding the Fourth Proportional to 11,901.40, 16,424.96 and 6,597.88

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Solution

The fourth proportional to 11,901.40, 16,424.96 and 6,597.88 is: 9,105.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,901.40 : 16,424.96 = 6,597.88 : x
  2. Step 2: Convert to fraction form
    11,901.40/16,424.96 = 6,597.88/x
  3. Step 3: Cross multiply
    11,901.40x = 16,424.96 × 6,597.88
  4. Step 4: Simplify right side
    11,901.40x = 108,369,915.08
  5. Step 5: Solve for x
    x = 108,369,915.08/11,901.40
  6. Step 6: Final answer
    x = 9,105.64

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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.