Home / 3,423.52-5,133.93-1,864.81

Finding the Fourth Proportional to 3,423.52, 5,133.93 and 1,864.81

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Solution

The fourth proportional to 3,423.52, 5,133.93 and 1,864.81 is: 2,796.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423.52 : 5,133.93 = 1,864.81 : x
  2. Step 2: Convert to fraction form
    3,423.52/5,133.93 = 1,864.81/x
  3. Step 3: Cross multiply
    3,423.52x = 5,133.93 × 1,864.81
  4. Step 4: Simplify right side
    3,423.52x = 9,573,804.00
  5. Step 5: Solve for x
    x = 9,573,804.00/3,423.52
  6. Step 6: Final answer
    x = 2,796.48

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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.