Home / 6,723.30-9,277.74-3,739.02

Finding the Fourth Proportional to 6,723.30, 9,277.74 and 3,739.02

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Solution

The fourth proportional to 6,723.30, 9,277.74 and 3,739.02 is: 5,159.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,723.30 : 9,277.74 = 3,739.02 : x
  2. Step 2: Convert to fraction form
    6,723.30/9,277.74 = 3,739.02/x
  3. Step 3: Cross multiply
    6,723.30x = 9,277.74 × 3,739.02
  4. Step 4: Simplify right side
    6,723.30x = 34,689,655.41
  5. Step 5: Solve for x
    x = 34,689,655.41/6,723.30
  6. Step 6: Final answer
    x = 5,159.62

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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.