Home / 11,023.80-16,497.90-6,644.40

Finding the Fourth Proportional to 11,023.80, 16,497.90 and 6,644.40

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Solution

The fourth proportional to 11,023.80, 16,497.90 and 6,644.40 is: 9,943.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,023.80 : 16,497.90 = 6,644.40 : x
  2. Step 2: Convert to fraction form
    11,023.80/16,497.90 = 6,644.40/x
  3. Step 3: Cross multiply
    11,023.80x = 16,497.90 × 6,644.40
  4. Step 4: Simplify right side
    11,023.80x = 109,618,646.76
  5. Step 5: Solve for x
    x = 109,618,646.76/11,023.80
  6. Step 6: Final answer
    x = 9,943.82

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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.