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Finding the Fourth Proportional to 4,361.78, 6,018.29 and 2,473.22

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Solution

The fourth proportional to 4,361.78, 6,018.29 and 2,473.22 is: 3,412.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,361.78 : 6,018.29 = 2,473.22 : x
  2. Step 2: Convert to fraction form
    4,361.78/6,018.29 = 2,473.22/x
  3. Step 3: Cross multiply
    4,361.78x = 6,018.29 × 2,473.22
  4. Step 4: Simplify right side
    4,361.78x = 14,884,555.19
  5. Step 5: Solve for x
    x = 14,884,555.19/4,361.78
  6. Step 6: Final answer
    x = 3,412.50

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Double scale
Find fourth proportional to 4,362.78, 6,019.67 and 2,474.22
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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.