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Finding the Fourth Proportional to 4,509.53, 6,190.03 and 4,001.05

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Solution

The fourth proportional to 4,509.53, 6,190.03 and 4,001.05 is: 5,492.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509.53 : 6,190.03 = 4,001.05 : x
  2. Step 2: Convert to fraction form
    4,509.53/6,190.03 = 4,001.05/x
  3. Step 3: Cross multiply
    4,509.53x = 6,190.03 × 4,001.05
  4. Step 4: Simplify right side
    4,509.53x = 24,766,619.53
  5. Step 5: Solve for x
    x = 24,766,619.53/4,509.53
  6. Step 6: Final answer
    x = 5,492.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.