Home / 7,382.08-11,076.36-5,077.36

Finding the Fourth Proportional to 7,382.08, 11,076.36 and 5,077.36

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Solution

The fourth proportional to 7,382.08, 11,076.36 and 5,077.36 is: 7,618.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382.08 : 11,076.36 = 5,077.36 : x
  2. Step 2: Convert to fraction form
    7,382.08/11,076.36 = 5,077.36/x
  3. Step 3: Cross multiply
    7,382.08x = 11,076.36 × 5,077.36
  4. Step 4: Simplify right side
    7,382.08x = 56,238,667.21
  5. Step 5: Solve for x
    x = 56,238,667.21/7,382.08
  6. Step 6: Final answer
    x = 7,618.27

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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.