Home / 7,333.28-11,000.56-3,435.60

Finding the Fourth Proportional to 7,333.28, 11,000.56 and 3,435.60

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Solution

The fourth proportional to 7,333.28, 11,000.56 and 3,435.60 is: 5,153.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333.28 : 11,000.56 = 3,435.60 : x
  2. Step 2: Convert to fraction form
    7,333.28/11,000.56 = 3,435.60/x
  3. Step 3: Cross multiply
    7,333.28x = 11,000.56 × 3,435.60
  4. Step 4: Simplify right side
    7,333.28x = 37,793,523.94
  5. Step 5: Solve for x
    x = 37,793,523.94/7,333.28
  6. Step 6: Final answer
    x = 5,153.70

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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.