Home / 6,728.63-9,277.56-4,605.18

Finding the Fourth Proportional to 6,728.63, 9,277.56 and 4,605.18

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Solution

The fourth proportional to 6,728.63, 9,277.56 and 4,605.18 is: 6,349.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728.63 : 9,277.56 = 4,605.18 : x
  2. Step 2: Convert to fraction form
    6,728.63/9,277.56 = 4,605.18/x
  3. Step 3: Cross multiply
    6,728.63x = 9,277.56 × 4,605.18
  4. Step 4: Simplify right side
    6,728.63x = 42,724,833.76
  5. Step 5: Solve for x
    x = 42,724,833.76/6,728.63
  6. Step 6: Final answer
    x = 6,349.71

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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.