Home / 7,112.79-10,670.45-2,433.32

Finding the Fourth Proportional to 7,112.79, 10,670.45 and 2,433.32

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Solution

The fourth proportional to 7,112.79, 10,670.45 and 2,433.32 is: 3,650.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,112.79 : 10,670.45 = 2,433.32 : x
  2. Step 2: Convert to fraction form
    7,112.79/10,670.45 = 2,433.32/x
  3. Step 3: Cross multiply
    7,112.79x = 10,670.45 × 2,433.32
  4. Step 4: Simplify right side
    7,112.79x = 25,964,553.88
  5. Step 5: Solve for x
    x = 25,964,553.88/7,112.79
  6. Step 6: Final answer
    x = 3,650.40

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1.5x scale

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.