Home / 2,912.21-4,018.54-1,700.93

Finding the Fourth Proportional to 2,912.21, 4,018.54 and 1,700.93

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Solution

The fourth proportional to 2,912.21, 4,018.54 and 1,700.93 is: 2,347.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912.21 : 4,018.54 = 1,700.93 : x
  2. Step 2: Convert to fraction form
    2,912.21/4,018.54 = 1,700.93/x
  3. Step 3: Cross multiply
    2,912.21x = 4,018.54 × 1,700.93
  4. Step 4: Simplify right side
    2,912.21x = 6,835,230.90
  5. Step 5: Solve for x
    x = 6,835,230.90/2,912.21
  6. Step 6: Final answer
    x = 2,347.10

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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.