Home / 2,330.40-3,492.90-943.05

Finding the Fourth Proportional to 2,330.40, 3,492.90 and 943.05

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Solution

The fourth proportional to 2,330.40, 3,492.90 and 943.05 is: 1,413.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330.40 : 3,492.90 = 943.05 : x
  2. Step 2: Convert to fraction form
    2,330.40/3,492.90 = 943.05/x
  3. Step 3: Cross multiply
    2,330.40x = 3,492.90 × 943.05
  4. Step 4: Simplify right side
    2,330.40x = 3,293,979.35
  5. Step 5: Solve for x
    x = 3,293,979.35/2,330.40
  6. Step 6: Final answer
    x = 1,413.48

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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.