Home / 6,902.90-10,346.98-2,741.12

Finding the Fourth Proportional to 6,902.90, 10,346.98 and 2,741.12

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Solution

The fourth proportional to 6,902.90, 10,346.98 and 2,741.12 is: 4,108.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,902.90 : 10,346.98 = 2,741.12 : x
  2. Step 2: Convert to fraction form
    6,902.90/10,346.98 = 2,741.12/x
  3. Step 3: Cross multiply
    6,902.90x = 10,346.98 × 2,741.12
  4. Step 4: Simplify right side
    6,902.90x = 28,362,313.82
  5. Step 5: Solve for x
    x = 28,362,313.82/6,902.90
  6. Step 6: Final answer
    x = 4,108.75

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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.