Home / 4,160.80-5,739.78-2,566.90

Finding the Fourth Proportional to 4,160.80, 5,739.78 and 2,566.90

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Solution

The fourth proportional to 4,160.80, 5,739.78 and 2,566.90 is: 3,541.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160.80 : 5,739.78 = 2,566.90 : x
  2. Step 2: Convert to fraction form
    4,160.80/5,739.78 = 2,566.90/x
  3. Step 3: Cross multiply
    4,160.80x = 5,739.78 × 2,566.90
  4. Step 4: Simplify right side
    4,160.80x = 14,733,441.28
  5. Step 5: Solve for x
    x = 14,733,441.28/4,160.80
  6. Step 6: Final answer
    x = 3,541.01

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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.