Home / 2,330.40-3,492.72-1,403.04

Finding the Fourth Proportional to 2,330.40, 3,492.72 and 1,403.04

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Solution

The fourth proportional to 2,330.40, 3,492.72 and 1,403.04 is: 2,102.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330.40 : 3,492.72 = 1,403.04 : x
  2. Step 2: Convert to fraction form
    2,330.40/3,492.72 = 1,403.04/x
  3. Step 3: Cross multiply
    2,330.40x = 3,492.72 × 1,403.04
  4. Step 4: Simplify right side
    2,330.40x = 4,900,425.87
  5. Step 5: Solve for x
    x = 4,900,425.87/2,330.40
  6. Step 6: Final answer
    x = 2,102.83

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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.