Home / 7,493.28-10,329.36-5,396.64

Finding the Fourth Proportional to 7,493.28, 10,329.36 and 5,396.64

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Solution

The fourth proportional to 7,493.28, 10,329.36 and 5,396.64 is: 7,439.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,493.28 : 10,329.36 = 5,396.64 : x
  2. Step 2: Convert to fraction form
    7,493.28/10,329.36 = 5,396.64/x
  3. Step 3: Cross multiply
    7,493.28x = 10,329.36 × 5,396.64
  4. Step 4: Simplify right side
    7,493.28x = 55,743,837.35
  5. Step 5: Solve for x
    x = 55,743,837.35/7,493.28
  6. Step 6: Final answer
    x = 7,439.18

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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.