Home / 4,556.79-6,285.60-2,876.85

Finding the Fourth Proportional to 4,556.79, 6,285.60 and 2,876.85

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Solution

The fourth proportional to 4,556.79, 6,285.60 and 2,876.85 is: 3,968.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,556.79 : 6,285.60 = 2,876.85 : x
  2. Step 2: Convert to fraction form
    4,556.79/6,285.60 = 2,876.85/x
  3. Step 3: Cross multiply
    4,556.79x = 6,285.60 × 2,876.85
  4. Step 4: Simplify right side
    4,556.79x = 18,082,728.36
  5. Step 5: Solve for x
    x = 18,082,728.36/4,556.79
  6. Step 6: Final answer
    x = 3,968.30

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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.