Home / 2,935.12-4,050.40-1,608.88

Finding the Fourth Proportional to 2,935.12, 4,050.40 and 1,608.88

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Solution

The fourth proportional to 2,935.12, 4,050.40 and 1,608.88 is: 2,220.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.12 : 4,050.40 = 1,608.88 : x
  2. Step 2: Convert to fraction form
    2,935.12/4,050.40 = 1,608.88/x
  3. Step 3: Cross multiply
    2,935.12x = 4,050.40 × 1,608.88
  4. Step 4: Simplify right side
    2,935.12x = 6,516,607.55
  5. Step 5: Solve for x
    x = 6,516,607.55/2,935.12
  6. Step 6: Final answer
    x = 2,220.22

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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.