Home / 10,696.99-16,045.67-2,905.60

Finding the Fourth Proportional to 10,696.99, 16,045.67 and 2,905.60

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Solution

The fourth proportional to 10,696.99, 16,045.67 and 2,905.60 is: 4,358.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,696.99 : 16,045.67 = 2,905.60 : x
  2. Step 2: Convert to fraction form
    10,696.99/16,045.67 = 2,905.60/x
  3. Step 3: Cross multiply
    10,696.99x = 16,045.67 × 2,905.60
  4. Step 4: Simplify right side
    10,696.99x = 46,622,298.75
  5. Step 5: Solve for x
    x = 46,622,298.75/10,696.99
  6. Step 6: Final answer
    x = 4,358.45

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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.