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Finding the Fourth Proportional to 4,535.40, 6,803.10 and 3,714.60

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Solution

The fourth proportional to 4,535.40, 6,803.10 and 3,714.60 is: 5,571.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,535.40 : 6,803.10 = 3,714.60 : x
  2. Step 2: Convert to fraction form
    4,535.40/6,803.10 = 3,714.60/x
  3. Step 3: Cross multiply
    4,535.40x = 6,803.10 × 3,714.60
  4. Step 4: Simplify right side
    4,535.40x = 25,270,795.26
  5. Step 5: Solve for x
    x = 25,270,795.26/4,535.40
  6. Step 6: Final answer
    x = 5,571.90

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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.