Home / 6,902.92-10,354.26-1,708.78

Finding the Fourth Proportional to 6,902.92, 10,354.26 and 1,708.78

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Solution

The fourth proportional to 6,902.92, 10,354.26 and 1,708.78 is: 2,563.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,902.92 : 10,354.26 = 1,708.78 : x
  2. Step 2: Convert to fraction form
    6,902.92/10,354.26 = 1,708.78/x
  3. Step 3: Cross multiply
    6,902.92x = 10,354.26 × 1,708.78
  4. Step 4: Simplify right side
    6,902.92x = 17,693,152.40
  5. Step 5: Solve for x
    x = 17,693,152.40/6,902.92
  6. Step 6: Final answer
    x = 2,563.14

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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.