Home / 2,942.04-4,415.19-1,707.81

Finding the Fourth Proportional to 2,942.04, 4,415.19 and 1,707.81

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Solution

The fourth proportional to 2,942.04, 4,415.19 and 1,707.81 is: 2,562.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.04 : 4,415.19 = 1,707.81 : x
  2. Step 2: Convert to fraction form
    2,942.04/4,415.19 = 1,707.81/x
  3. Step 3: Cross multiply
    2,942.04x = 4,415.19 × 1,707.81
  4. Step 4: Simplify right side
    2,942.04x = 7,540,275.02
  5. Step 5: Solve for x
    x = 7,540,275.02/2,942.04
  6. Step 6: Final answer
    x = 2,562.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.