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Finding the Fourth Proportional to 4,507.22, 6,219.06 and 2,828.18

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Solution

The fourth proportional to 4,507.22, 6,219.06 and 2,828.18 is: 3,902.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,507.22 : 6,219.06 = 2,828.18 : x
  2. Step 2: Convert to fraction form
    4,507.22/6,219.06 = 2,828.18/x
  3. Step 3: Cross multiply
    4,507.22x = 6,219.06 × 2,828.18
  4. Step 4: Simplify right side
    4,507.22x = 17,588,621.11
  5. Step 5: Solve for x
    x = 17,588,621.11/4,507.22
  6. Step 6: Final answer
    x = 3,902.32

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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.