Home / 3,066.10-4,230.96-1,739.93

Finding the Fourth Proportional to 3,066.10, 4,230.96 and 1,739.93

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Solution

The fourth proportional to 3,066.10, 4,230.96 and 1,739.93 is: 2,400.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066.10 : 4,230.96 = 1,739.93 : x
  2. Step 2: Convert to fraction form
    3,066.10/4,230.96 = 1,739.93/x
  3. Step 3: Cross multiply
    3,066.10x = 4,230.96 × 1,739.93
  4. Step 4: Simplify right side
    3,066.10x = 7,361,574.23
  5. Step 5: Solve for x
    x = 7,361,574.23/3,066.10
  6. Step 6: Final answer
    x = 2,400.96

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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.