Home / 7,653.28-11,463.60-3,698.56

Finding the Fourth Proportional to 7,653.28, 11,463.60 and 3,698.56

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Solution

The fourth proportional to 7,653.28, 11,463.60 and 3,698.56 is: 5,539.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,653.28 : 11,463.60 = 3,698.56 : x
  2. Step 2: Convert to fraction form
    7,653.28/11,463.60 = 3,698.56/x
  3. Step 3: Cross multiply
    7,653.28x = 11,463.60 × 3,698.56
  4. Step 4: Simplify right side
    7,653.28x = 42,398,812.42
  5. Step 5: Solve for x
    x = 42,398,812.42/7,653.28
  6. Step 6: Final answer
    x = 5,539.95

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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.