Home / 5,727.81-8,590.70-2,607.09

Finding the Fourth Proportional to 5,727.81, 8,590.70 and 2,607.09

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Solution

The fourth proportional to 5,727.81, 8,590.70 and 2,607.09 is: 3,910.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,727.81 : 8,590.70 = 2,607.09 : x
  2. Step 2: Convert to fraction form
    5,727.81/8,590.70 = 2,607.09/x
  3. Step 3: Cross multiply
    5,727.81x = 8,590.70 × 2,607.09
  4. Step 4: Simplify right side
    5,727.81x = 22,396,728.06
  5. Step 5: Solve for x
    x = 22,396,728.06/5,727.81
  6. Step 6: Final answer
    x = 3,910.17

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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.