Home / 10,717.57-16,076.08-2,926.45

Finding the Fourth Proportional to 10,717.57, 16,076.08 and 2,926.45

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Solution

The fourth proportional to 10,717.57, 16,076.08 and 2,926.45 is: 4,389.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,717.57 : 16,076.08 = 2,926.45 : x
  2. Step 2: Convert to fraction form
    10,717.57/16,076.08 = 2,926.45/x
  3. Step 3: Cross multiply
    10,717.57x = 16,076.08 × 2,926.45
  4. Step 4: Simplify right side
    10,717.57x = 47,045,844.32
  5. Step 5: Solve for x
    x = 47,045,844.32/10,717.57
  6. Step 6: Final answer
    x = 4,389.60

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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.