Home / 7,565.94-11,358.36-5,111.64

Finding the Fourth Proportional to 7,565.94, 11,358.36 and 5,111.64

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Solution

The fourth proportional to 7,565.94, 11,358.36 and 5,111.64 is: 7,673.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565.94 : 11,358.36 = 5,111.64 : x
  2. Step 2: Convert to fraction form
    7,565.94/11,358.36 = 5,111.64/x
  3. Step 3: Cross multiply
    7,565.94x = 11,358.36 × 5,111.64
  4. Step 4: Simplify right side
    7,565.94x = 58,059,847.31
  5. Step 5: Solve for x
    x = 58,059,847.31/7,565.94
  6. Step 6: Final answer
    x = 7,673.84

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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.