Home / 1,495.21-2,244.41-1,322.98

Finding the Fourth Proportional to 1,495.21, 2,244.41 and 1,322.98

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Solution

The fourth proportional to 1,495.21, 2,244.41 and 1,322.98 is: 1,985.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495.21 : 2,244.41 = 1,322.98 : x
  2. Step 2: Convert to fraction form
    1,495.21/2,244.41 = 1,322.98/x
  3. Step 3: Cross multiply
    1,495.21x = 2,244.41 × 1,322.98
  4. Step 4: Simplify right side
    1,495.21x = 2,969,314.90
  5. Step 5: Solve for x
    x = 2,969,314.90/1,495.21
  6. Step 6: Final answer
    x = 1,985.89

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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.