Home / 4,436.81-6,656.78-1,971.41

Finding the Fourth Proportional to 4,436.81, 6,656.78 and 1,971.41

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Solution

The fourth proportional to 4,436.81, 6,656.78 and 1,971.41 is: 2,957.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,436.81 : 6,656.78 = 1,971.41 : x
  2. Step 2: Convert to fraction form
    4,436.81/6,656.78 = 1,971.41/x
  3. Step 3: Cross multiply
    4,436.81x = 6,656.78 × 1,971.41
  4. Step 4: Simplify right side
    4,436.81x = 13,123,214.30
  5. Step 5: Solve for x
    x = 13,123,214.30/4,436.81
  6. Step 6: Final answer
    x = 2,957.80

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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.