Home / 7,746.55-11,616.28-2,480.54

Finding the Fourth Proportional to 7,746.55, 11,616.28 and 2,480.54

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Solution

The fourth proportional to 7,746.55, 11,616.28 and 2,480.54 is: 3,719.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,746.55 : 11,616.28 = 2,480.54 : x
  2. Step 2: Convert to fraction form
    7,746.55/11,616.28 = 2,480.54/x
  3. Step 3: Cross multiply
    7,746.55x = 11,616.28 × 2,480.54
  4. Step 4: Simplify right side
    7,746.55x = 28,814,582.91
  5. Step 5: Solve for x
    x = 28,814,582.91/7,746.55
  6. Step 6: Final answer
    x = 3,719.67

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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.