Home / 3,417.06-4,710.58-2,942.90

Finding the Fourth Proportional to 3,417.06, 4,710.58 and 2,942.90

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Solution

The fourth proportional to 3,417.06, 4,710.58 and 2,942.90 is: 4,056.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.06 : 4,710.58 = 2,942.90 : x
  2. Step 2: Convert to fraction form
    3,417.06/4,710.58 = 2,942.90/x
  3. Step 3: Cross multiply
    3,417.06x = 4,710.58 × 2,942.90
  4. Step 4: Simplify right side
    3,417.06x = 13,862,765.88
  5. Step 5: Solve for x
    x = 13,862,765.88/3,417.06
  6. Step 6: Final answer
    x = 4,056.93

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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.