Home / 7,396.13-10,189.31-5,153.94

Finding the Fourth Proportional to 7,396.13, 10,189.31 and 5,153.94

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Solution

The fourth proportional to 7,396.13, 10,189.31 and 5,153.94 is: 7,100.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,396.13 : 10,189.31 = 5,153.94 : x
  2. Step 2: Convert to fraction form
    7,396.13/10,189.31 = 5,153.94/x
  3. Step 3: Cross multiply
    7,396.13x = 10,189.31 × 5,153.94
  4. Step 4: Simplify right side
    7,396.13x = 52,515,054.32
  5. Step 5: Solve for x
    x = 52,515,054.32/7,396.13
  6. Step 6: Final answer
    x = 7,100.34

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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.