Home / 7,153.30-10,728.33-3,202.48

Finding the Fourth Proportional to 7,153.30, 10,728.33 and 3,202.48

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Solution

The fourth proportional to 7,153.30, 10,728.33 and 3,202.48 is: 4,802.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,153.30 : 10,728.33 = 3,202.48 : x
  2. Step 2: Convert to fraction form
    7,153.30/10,728.33 = 3,202.48/x
  3. Step 3: Cross multiply
    7,153.30x = 10,728.33 × 3,202.48
  4. Step 4: Simplify right side
    7,153.30x = 34,357,262.26
  5. Step 5: Solve for x
    x = 34,357,262.26/7,153.30
  6. Step 6: Final answer
    x = 4,802.99

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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.