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Finding the Fourth Proportional to 3,507.33, 4,840.72 and 3,349.68

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Solution

The fourth proportional to 3,507.33, 4,840.72 and 3,349.68 is: 4,623.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507.33 : 4,840.72 = 3,349.68 : x
  2. Step 2: Convert to fraction form
    3,507.33/4,840.72 = 3,349.68/x
  3. Step 3: Cross multiply
    3,507.33x = 4,840.72 × 3,349.68
  4. Step 4: Simplify right side
    3,507.33x = 16,214,870.09
  5. Step 5: Solve for x
    x = 16,214,870.09/3,507.33
  6. Step 6: Final answer
    x = 4,623.14

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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.