Home / 4,800.12-6,621.53-3,010.20

Finding the Fourth Proportional to 4,800.12, 6,621.53 and 3,010.20

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Solution

The fourth proportional to 4,800.12, 6,621.53 and 3,010.20 is: 4,152.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,800.12 : 6,621.53 = 3,010.20 : x
  2. Step 2: Convert to fraction form
    4,800.12/6,621.53 = 3,010.20/x
  3. Step 3: Cross multiply
    4,800.12x = 6,621.53 × 3,010.20
  4. Step 4: Simplify right side
    4,800.12x = 19,932,114.56
  5. Step 5: Solve for x
    x = 19,932,114.56/4,800.12
  6. Step 6: Final answer
    x = 4,152.42

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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.