Home / 2,298.03-3,447.53-1,311.32

Finding the Fourth Proportional to 2,298.03, 3,447.53 and 1,311.32

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Solution

The fourth proportional to 2,298.03, 3,447.53 and 1,311.32 is: 1,967.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,298.03 : 3,447.53 = 1,311.32 : x
  2. Step 2: Convert to fraction form
    2,298.03/3,447.53 = 1,311.32/x
  3. Step 3: Cross multiply
    2,298.03x = 3,447.53 × 1,311.32
  4. Step 4: Simplify right side
    2,298.03x = 4,520,801.08
  5. Step 5: Solve for x
    x = 4,520,801.08/2,298.03
  6. Step 6: Final answer
    x = 1,967.25

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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.