Home / 6,840.32-10,261.40-2,456.76

Finding the Fourth Proportional to 6,840.32, 10,261.40 and 2,456.76

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Solution

The fourth proportional to 6,840.32, 10,261.40 and 2,456.76 is: 3,685.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,840.32 : 10,261.40 = 2,456.76 : x
  2. Step 2: Convert to fraction form
    6,840.32/10,261.40 = 2,456.76/x
  3. Step 3: Cross multiply
    6,840.32x = 10,261.40 × 2,456.76
  4. Step 4: Simplify right side
    6,840.32x = 25,209,797.06
  5. Step 5: Solve for x
    x = 25,209,797.06/6,840.32
  6. Step 6: Final answer
    x = 3,685.47

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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.