Home / 3,276.47-4,521.41-1,784.35

Finding the Fourth Proportional to 3,276.47, 4,521.41 and 1,784.35

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Solution

The fourth proportional to 3,276.47, 4,521.41 and 1,784.35 is: 2,462.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.47 : 4,521.41 = 1,784.35 : x
  2. Step 2: Convert to fraction form
    3,276.47/4,521.41 = 1,784.35/x
  3. Step 3: Cross multiply
    3,276.47x = 4,521.41 × 1,784.35
  4. Step 4: Simplify right side
    3,276.47x = 8,067,769.01
  5. Step 5: Solve for x
    x = 8,067,769.01/3,276.47
  6. Step 6: Final answer
    x = 2,462.34

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1.5x scale

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.