Home / 7,727.24-11,590.86-3,107

Finding the Fourth Proportional to 7,727.24, 11,590.86 and 3,107

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Solution

The fourth proportional to 7,727.24, 11,590.86 and 3,107 is: 4,660.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727.24 : 11,590.86 = 3,107 : x
  2. Step 2: Convert to fraction form
    7,727.24/11,590.86 = 3,107/x
  3. Step 3: Cross multiply
    7,727.24x = 11,590.86 × 3,107
  4. Step 4: Simplify right side
    7,727.24x = 36,012,802.02
  5. Step 5: Solve for x
    x = 36,012,802.02/7,727.24
  6. Step 6: Final answer
    x = 4,660.50

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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.