Home / 3,276.23-4,521.13-1,784.12

Finding the Fourth Proportional to 3,276.23, 4,521.13 and 1,784.12

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Solution

The fourth proportional to 3,276.23, 4,521.13 and 1,784.12 is: 2,462.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.23 : 4,521.13 = 1,784.12 : x
  2. Step 2: Convert to fraction form
    3,276.23/4,521.13 = 1,784.12/x
  3. Step 3: Cross multiply
    3,276.23x = 4,521.13 × 1,784.12
  4. Step 4: Simplify right side
    3,276.23x = 8,066,215.85
  5. Step 5: Solve for x
    x = 8,066,215.85/3,276.23
  6. Step 6: Final answer
    x = 2,462.05

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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.