Home / 10,696.65-16,044.91-2,905.45

Finding the Fourth Proportional to 10,696.65, 16,044.91 and 2,905.45

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Solution

The fourth proportional to 10,696.65, 16,044.91 and 2,905.45 is: 4,358.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,696.65 : 16,044.91 = 2,905.45 : x
  2. Step 2: Convert to fraction form
    10,696.65/16,044.91 = 2,905.45/x
  3. Step 3: Cross multiply
    10,696.65x = 16,044.91 × 2,905.45
  4. Step 4: Simplify right side
    10,696.65x = 46,617,683.76
  5. Step 5: Solve for x
    x = 46,617,683.76/10,696.65
  6. Step 6: Final answer
    x = 4,358.16

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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.