Home / 7,727.27-11,590.90-3,830.76

Finding the Fourth Proportional to 7,727.27, 11,590.90 and 3,830.76

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Solution

The fourth proportional to 7,727.27, 11,590.90 and 3,830.76 is: 5,746.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727.27 : 11,590.90 = 3,830.76 : x
  2. Step 2: Convert to fraction form
    7,727.27/11,590.90 = 3,830.76/x
  3. Step 3: Cross multiply
    7,727.27x = 11,590.90 × 3,830.76
  4. Step 4: Simplify right side
    7,727.27x = 44,401,946.51
  5. Step 5: Solve for x
    x = 44,401,946.51/7,727.27
  6. Step 6: Final answer
    x = 5,746.14

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Similar ratio
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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.