Home / 4,768.17-6,580.48-2,778.86

Finding the Fourth Proportional to 4,768.17, 6,580.48 and 2,778.86

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Solution

The fourth proportional to 4,768.17, 6,580.48 and 2,778.86 is: 3,835.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768.17 : 6,580.48 = 2,778.86 : x
  2. Step 2: Convert to fraction form
    4,768.17/6,580.48 = 2,778.86/x
  3. Step 3: Cross multiply
    4,768.17x = 6,580.48 × 2,778.86
  4. Step 4: Simplify right side
    4,768.17x = 18,286,206.44
  5. Step 5: Solve for x
    x = 18,286,206.44/4,768.17
  6. Step 6: Final answer
    x = 3,835.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.