Home / 5,727.16-8,590.26-3,890.08

Finding the Fourth Proportional to 5,727.16, 8,590.26 and 3,890.08

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Solution

The fourth proportional to 5,727.16, 8,590.26 and 3,890.08 is: 5,834.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,727.16 : 8,590.26 = 3,890.08 : x
  2. Step 2: Convert to fraction form
    5,727.16/8,590.26 = 3,890.08/x
  3. Step 3: Cross multiply
    5,727.16x = 8,590.26 × 3,890.08
  4. Step 4: Simplify right side
    5,727.16x = 33,416,798.62
  5. Step 5: Solve for x
    x = 33,416,798.62/5,727.16
  6. Step 6: Final answer
    x = 5,834.79

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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.