Home / 7,617.14-11,424.55-2,936.47

Finding the Fourth Proportional to 7,617.14, 11,424.55 and 2,936.47

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Solution

The fourth proportional to 7,617.14, 11,424.55 and 2,936.47 is: 4,404.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,617.14 : 11,424.55 = 2,936.47 : x
  2. Step 2: Convert to fraction form
    7,617.14/11,424.55 = 2,936.47/x
  3. Step 3: Cross multiply
    7,617.14x = 11,424.55 × 2,936.47
  4. Step 4: Simplify right side
    7,617.14x = 33,547,790.30
  5. Step 5: Solve for x
    x = 33,547,790.30/7,617.14
  6. Step 6: Final answer
    x = 4,404.25

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1.5x scale

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.