Home / 10,706.32-16,056.60-2,913.28

Finding the Fourth Proportional to 10,706.32, 16,056.60 and 2,913.28

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Solution

The fourth proportional to 10,706.32, 16,056.60 and 2,913.28 is: 4,369.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,706.32 : 16,056.60 = 2,913.28 : x
  2. Step 2: Convert to fraction form
    10,706.32/16,056.60 = 2,913.28/x
  3. Step 3: Cross multiply
    10,706.32x = 16,056.60 × 2,913.28
  4. Step 4: Simplify right side
    10,706.32x = 46,777,371.65
  5. Step 5: Solve for x
    x = 46,777,371.65/10,706.32
  6. Step 6: Final answer
    x = 4,369.14

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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.