Home / 7,547.68-11,318.72-2,616

Finding the Fourth Proportional to 7,547.68, 11,318.72 and 2,616

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Solution

The fourth proportional to 7,547.68, 11,318.72 and 2,616 is: 3,923.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547.68 : 11,318.72 = 2,616 : x
  2. Step 2: Convert to fraction form
    7,547.68/11,318.72 = 2,616/x
  3. Step 3: Cross multiply
    7,547.68x = 11,318.72 × 2,616
  4. Step 4: Simplify right side
    7,547.68x = 29,609,771.52
  5. Step 5: Solve for x
    x = 29,609,771.52/7,547.68
  6. Step 6: Final answer
    x = 3,923.03

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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.