Home / 6,347.66-8,760.31-3,515.73

Finding the Fourth Proportional to 6,347.66, 8,760.31 and 3,515.73

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Solution

The fourth proportional to 6,347.66, 8,760.31 and 3,515.73 is: 4,852.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,347.66 : 8,760.31 = 3,515.73 : x
  2. Step 2: Convert to fraction form
    6,347.66/8,760.31 = 3,515.73/x
  3. Step 3: Cross multiply
    6,347.66x = 8,760.31 × 3,515.73
  4. Step 4: Simplify right side
    6,347.66x = 30,798,840.87
  5. Step 5: Solve for x
    x = 30,798,840.87/6,347.66
  6. Step 6: Final answer
    x = 4,852.00

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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.