Home / 10,707.41-16,051.88-5,153.11

Finding the Fourth Proportional to 10,707.41, 16,051.88 and 5,153.11

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Solution

The fourth proportional to 10,707.41, 16,051.88 and 5,153.11 is: 7,725.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,707.41 : 16,051.88 = 5,153.11 : x
  2. Step 2: Convert to fraction form
    10,707.41/16,051.88 = 5,153.11/x
  3. Step 3: Cross multiply
    10,707.41x = 16,051.88 × 5,153.11
  4. Step 4: Simplify right side
    10,707.41x = 82,717,023.09
  5. Step 5: Solve for x
    x = 82,717,023.09/10,707.41
  6. Step 6: Final answer
    x = 7,725.22

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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.