Home / 5,362.81-7,399.76-3,376.01

Finding the Fourth Proportional to 5,362.81, 7,399.76 and 3,376.01

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Solution

The fourth proportional to 5,362.81, 7,399.76 and 3,376.01 is: 4,658.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,362.81 : 7,399.76 = 3,376.01 : x
  2. Step 2: Convert to fraction form
    5,362.81/7,399.76 = 3,376.01/x
  3. Step 3: Cross multiply
    5,362.81x = 7,399.76 × 3,376.01
  4. Step 4: Simplify right side
    5,362.81x = 24,981,665.38
  5. Step 5: Solve for x
    x = 24,981,665.38/5,362.81
  6. Step 6: Final answer
    x = 4,658.32

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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.