Home / 5,696.21-8,541.27-2,921.76

Finding the Fourth Proportional to 5,696.21, 8,541.27 and 2,921.76

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Solution

The fourth proportional to 5,696.21, 8,541.27 and 2,921.76 is: 4,381.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,696.21 : 8,541.27 = 2,921.76 : x
  2. Step 2: Convert to fraction form
    5,696.21/8,541.27 = 2,921.76/x
  3. Step 3: Cross multiply
    5,696.21x = 8,541.27 × 2,921.76
  4. Step 4: Simplify right side
    5,696.21x = 24,955,541.04
  5. Step 5: Solve for x
    x = 24,955,541.04/5,696.21
  6. Step 6: Final answer
    x = 4,381.08

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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.