Home / 4,164.81-6,248.29-1,243.11

Finding the Fourth Proportional to 4,164.81, 6,248.29 and 1,243.11

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Solution

The fourth proportional to 4,164.81, 6,248.29 and 1,243.11 is: 1,864.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,164.81 : 6,248.29 = 1,243.11 : x
  2. Step 2: Convert to fraction form
    4,164.81/6,248.29 = 1,243.11/x
  3. Step 3: Cross multiply
    4,164.81x = 6,248.29 × 1,243.11
  4. Step 4: Simplify right side
    4,164.81x = 7,767,313.34
  5. Step 5: Solve for x
    x = 7,767,313.34/4,164.81
  6. Step 6: Final answer
    x = 1,864.99

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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.