Home / 3,491.64-5,239.28-2,322.48

Finding the Fourth Proportional to 3,491.64, 5,239.28 and 2,322.48

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Solution

The fourth proportional to 3,491.64, 5,239.28 and 2,322.48 is: 3,484.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491.64 : 5,239.28 = 2,322.48 : x
  2. Step 2: Convert to fraction form
    3,491.64/5,239.28 = 2,322.48/x
  3. Step 3: Cross multiply
    3,491.64x = 5,239.28 × 2,322.48
  4. Step 4: Simplify right side
    3,491.64x = 12,168,123.01
  5. Step 5: Solve for x
    x = 12,168,123.01/3,491.64
  6. Step 6: Final answer
    x = 3,484.93

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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.