Home / 5,682.52-8,521.35-1,983.66

Finding the Fourth Proportional to 5,682.52, 8,521.35 and 1,983.66

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Solution

The fourth proportional to 5,682.52, 8,521.35 and 1,983.66 is: 2,974.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,682.52 : 8,521.35 = 1,983.66 : x
  2. Step 2: Convert to fraction form
    5,682.52/8,521.35 = 1,983.66/x
  3. Step 3: Cross multiply
    5,682.52x = 8,521.35 × 1,983.66
  4. Step 4: Simplify right side
    5,682.52x = 16,903,461.14
  5. Step 5: Solve for x
    x = 16,903,461.14/5,682.52
  6. Step 6: Final answer
    x = 2,974.64

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1.5x scale

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.