Home / 11,446.02-15,793.08-6,728.58

Finding the Fourth Proportional to 11,446.02, 15,793.08 and 6,728.58

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Solution

The fourth proportional to 11,446.02, 15,793.08 and 6,728.58 is: 9,284.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,446.02 : 15,793.08 = 6,728.58 : x
  2. Step 2: Convert to fraction form
    11,446.02/15,793.08 = 6,728.58/x
  3. Step 3: Cross multiply
    11,446.02x = 15,793.08 × 6,728.58
  4. Step 4: Simplify right side
    11,446.02x = 106,265,002.23
  5. Step 5: Solve for x
    x = 106,265,002.23/11,446.02
  6. Step 6: Final answer
    x = 9,284.01

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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.