Home / 4,776.48-6,591.84-2,680.80

Finding the Fourth Proportional to 4,776.48, 6,591.84 and 2,680.80

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Solution

The fourth proportional to 4,776.48, 6,591.84 and 2,680.80 is: 3,699.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,776.48 : 6,591.84 = 2,680.80 : x
  2. Step 2: Convert to fraction form
    4,776.48/6,591.84 = 2,680.80/x
  3. Step 3: Cross multiply
    4,776.48x = 6,591.84 × 2,680.80
  4. Step 4: Simplify right side
    4,776.48x = 17,671,404.67
  5. Step 5: Solve for x
    x = 17,671,404.67/4,776.48
  6. Step 6: Final answer
    x = 3,699.67

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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.