Home / 11,526.58-17,289.12-5,678.02

Finding the Fourth Proportional to 11,526.58, 17,289.12 and 5,678.02

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Solution

The fourth proportional to 11,526.58, 17,289.12 and 5,678.02 is: 8,516.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,526.58 : 17,289.12 = 5,678.02 : x
  2. Step 2: Convert to fraction form
    11,526.58/17,289.12 = 5,678.02/x
  3. Step 3: Cross multiply
    11,526.58x = 17,289.12 × 5,678.02
  4. Step 4: Simplify right side
    11,526.58x = 98,167,969.14
  5. Step 5: Solve for x
    x = 98,167,969.14/11,526.58
  6. Step 6: Final answer
    x = 8,516.66

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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.