Home / 3,276.71-4,521.80-1,784.65

Finding the Fourth Proportional to 3,276.71, 4,521.80 and 1,784.65

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Solution

The fourth proportional to 3,276.71, 4,521.80 and 1,784.65 is: 2,462.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.71 : 4,521.80 = 1,784.65 : x
  2. Step 2: Convert to fraction form
    3,276.71/4,521.80 = 1,784.65/x
  3. Step 3: Cross multiply
    3,276.71x = 4,521.80 × 1,784.65
  4. Step 4: Simplify right side
    3,276.71x = 8,069,798.84
  5. Step 5: Solve for x
    x = 8,069,798.84/3,276.71
  6. Step 6: Final answer
    x = 2,462.77

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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.