Home / 3,359.12-5,030.04-2,840.72

Finding the Fourth Proportional to 3,359.12, 5,030.04 and 2,840.72

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Solution

The fourth proportional to 3,359.12, 5,030.04 and 2,840.72 is: 4,253.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359.12 : 5,030.04 = 2,840.72 : x
  2. Step 2: Convert to fraction form
    3,359.12/5,030.04 = 2,840.72/x
  3. Step 3: Cross multiply
    3,359.12x = 5,030.04 × 2,840.72
  4. Step 4: Simplify right side
    3,359.12x = 14,288,935.23
  5. Step 5: Solve for x
    x = 14,288,935.23/3,359.12
  6. Step 6: Final answer
    x = 4,253.77

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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.