Home / 4,840.32-6,679.64-2,744.45

Finding the Fourth Proportional to 4,840.32, 6,679.64 and 2,744.45

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Solution

The fourth proportional to 4,840.32, 6,679.64 and 2,744.45 is: 3,787.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,840.32 : 6,679.64 = 2,744.45 : x
  2. Step 2: Convert to fraction form
    4,840.32/6,679.64 = 2,744.45/x
  3. Step 3: Cross multiply
    4,840.32x = 6,679.64 × 2,744.45
  4. Step 4: Simplify right side
    4,840.32x = 18,331,911.46
  5. Step 5: Solve for x
    x = 18,331,911.46/4,840.32
  6. Step 6: Final answer
    x = 3,787.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.