Home / 4,825.53-6,658.83-2,808.63

Finding the Fourth Proportional to 4,825.53, 6,658.83 and 2,808.63

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Solution

The fourth proportional to 4,825.53, 6,658.83 and 2,808.63 is: 3,875.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,825.53 : 6,658.83 = 2,808.63 : x
  2. Step 2: Convert to fraction form
    4,825.53/6,658.83 = 2,808.63/x
  3. Step 3: Cross multiply
    4,825.53x = 6,658.83 × 2,808.63
  4. Step 4: Simplify right side
    4,825.53x = 18,702,189.70
  5. Step 5: Solve for x
    x = 18,702,189.70/4,825.53
  6. Step 6: Final answer
    x = 3,875.68

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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.