Home / 9,440.30-13,028.34-5,663.62

Finding the Fourth Proportional to 9,440.30, 13,028.34 and 5,663.62

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Solution

The fourth proportional to 9,440.30, 13,028.34 and 5,663.62 is: 7,816.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,440.30 : 13,028.34 = 5,663.62 : x
  2. Step 2: Convert to fraction form
    9,440.30/13,028.34 = 5,663.62/x
  3. Step 3: Cross multiply
    9,440.30x = 13,028.34 × 5,663.62
  4. Step 4: Simplify right side
    9,440.30x = 73,787,566.99
  5. Step 5: Solve for x
    x = 73,787,566.99/9,440.30
  6. Step 6: Final answer
    x = 7,816.23

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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.