Home / 3,445.48-4,754.81-2,581.60

Finding the Fourth Proportional to 3,445.48, 4,754.81 and 2,581.60

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Solution

The fourth proportional to 3,445.48, 4,754.81 and 2,581.60 is: 3,562.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.48 : 4,754.81 = 2,581.60 : x
  2. Step 2: Convert to fraction form
    3,445.48/4,754.81 = 2,581.60/x
  3. Step 3: Cross multiply
    3,445.48x = 4,754.81 × 2,581.60
  4. Step 4: Simplify right side
    3,445.48x = 12,274,998.31
  5. Step 5: Solve for x
    x = 12,274,998.31/3,445.48
  6. Step 6: Final answer
    x = 3,562.64

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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.