Home / 7,727.02-11,558.80-6,170.07

Finding the Fourth Proportional to 7,727.02, 11,558.80 and 6,170.07

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Solution

The fourth proportional to 7,727.02, 11,558.80 and 6,170.07 is: 9,229.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727.02 : 11,558.80 = 6,170.07 : x
  2. Step 2: Convert to fraction form
    7,727.02/11,558.80 = 6,170.07/x
  3. Step 3: Cross multiply
    7,727.02x = 11,558.80 × 6,170.07
  4. Step 4: Simplify right side
    7,727.02x = 71,318,605.12
  5. Step 5: Solve for x
    x = 71,318,605.12/7,727.02
  6. Step 6: Final answer
    x = 9,229.77

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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.