Home / 3,430.25-4,733.44-1,937.87

Finding the Fourth Proportional to 3,430.25, 4,733.44 and 1,937.87

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Solution

The fourth proportional to 3,430.25, 4,733.44 and 1,937.87 is: 2,674.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,430.25 : 4,733.44 = 1,937.87 : x
  2. Step 2: Convert to fraction form
    3,430.25/4,733.44 = 1,937.87/x
  3. Step 3: Cross multiply
    3,430.25x = 4,733.44 × 1,937.87
  4. Step 4: Simplify right side
    3,430.25x = 9,172,807.24
  5. Step 5: Solve for x
    x = 9,172,807.24/3,430.25
  6. Step 6: Final answer
    x = 2,674.09

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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.