Home / 10,946.21-16,406.69-4,696.92

Finding the Fourth Proportional to 10,946.21, 16,406.69 and 4,696.92

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Solution

The fourth proportional to 10,946.21, 16,406.69 and 4,696.92 is: 7,039.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,946.21 : 16,406.69 = 4,696.92 : x
  2. Step 2: Convert to fraction form
    10,946.21/16,406.69 = 4,696.92/x
  3. Step 3: Cross multiply
    10,946.21x = 16,406.69 × 4,696.92
  4. Step 4: Simplify right side
    10,946.21x = 77,060,886.91
  5. Step 5: Solve for x
    x = 77,060,886.91/10,946.21
  6. Step 6: Final answer
    x = 7,039.96

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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.